{"id":1818,"date":"2023-09-22T09:05:24","date_gmt":"2023-09-22T00:05:24","guid":{"rendered":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/?p=1818"},"modified":"2023-09-22T10:44:03","modified_gmt":"2023-09-22T01:44:03","slug":"patters-dart3-0","status":"publish","type":"post","link":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/","title":{"rendered":"Patterns (@Dart3.0)"},"content":{"rendered":"\n<p>Patterns\uc5d0 \ub300\ud55c \ub2e4\uc74c \uc124\uba85\uc740<a href=\"https:\/\/dart.dev\/language\/records\" title=\"\">, <\/a><a href=\"https:\/\/dart.dev\/language\/patterns\" title=\"\">Dart \uacf5\uc2dd \uc0ac\uc774\ud2b8\uc758 \ub0b4\uc6a9(\uc544\ub798\uc758 \ucd9c\ucc98 \ucc38\uc870)<\/a>\uc744 \uae30\ubc18\uc73c\ub85c, \ub3c5\uc790\uc758 \uc774\ud574\ub97c \ub3d5\uae30 \uc704\ud55c \ucd94\uac00\uc801\uc778 \uae00\uc744 \ud3ec\ud568\ud558\uac70\ub098, \ucd9c\ucc98\uc758 \uae00\uc744 \uc218\uc815\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc791\uc131\ud558\uc600\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>Patterns\uc740 \uc2e4\uc81c\uc758 \uac12\uc5d0 \ub9e4\ud551\ub420 \uc218 \uc788\ub294 \uac12\ub4e4\uc758 &#8216;\ud615\ud0dc&#8217;\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uccab\uc9f8\ub294 match\ub85c, \ubcc0\uc218\uac00 \uac12\uc744 \uac00\uc9c0\uace0 \uc788\uc744\ub54c, \uac12\uc5d0 \ub530\ub77c\uc11c \ub2e4\ub974\uac8c \ub3d9\uc791\ud558\uac8c \ud569\ub2c8\ub2e4. \ub458\uc9f8\ub294 destructure\ub85c, \ubcf5\ud569\uc801\uc778 \uac12\ub4e4\uc5d0\uc11c \uac1c\ubcc4\uc801\uc778 \uac12\ub4e4\uc744 \ucd94\ucd9c\ud560\uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n<h4>Pattern Matching<\/h4>\n\n\n\n<p>\uac12\uc774 \uc8fc\uc5b4\uc9c4 \ud615\ud0dc(pattern, \uc774\ud6c4 \ud328\ud134)\uc5d0 \ubd80\ud569 \ud558\ub294\uc9c0 \ud655\uc778\ud558\ub294 \uae30\ub2a5\uc785\ub2c8\ub2e4. \ub300\ud45c\uc801\uc778 \uc608\uc81c\ub294 switch \uad6c\ubb38\uc785\ub2c8\ub2e4. \uc608\uc81c\ub294 1\uc774\ub77c\ub294 \uac12\uc774, number\uac00 \uac00\uc9c4 \uc0c1\uc218\uc758 pattern\uacfc \ub3d9\uc77c\ud55c \uac83\uc778\uc9c0 \uac80\uc0ac\ud558\ub294 \uc791\uc5c5\uc774\ub77c\uace0 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>switch (number) {\n  \/\/ Constant pattern matches if 1 == number.\n  case 1:\n    print('one');\n}<\/code><\/pre>\n\n\n\n<p>List\uc640 \uac19\uc740 collection type\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0\ub294 List \ub77c\ub294 \uc0c1\uc704\uc758 \ud328\ud134\uacfc List\uc5d0 \uc18d\ud55c \ud56d\ubaa9\uc774\ub77c\ub294 \ud558\uc704\uc758 \ud328\ud134\uc73c\ub85c \uad6c\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uacbd\uc6b0 \uc0c1\uc704 \ud328\ud134\uc744 outer \ud328\ud134, \ud558\uc704 \ud328\ud134\uc744 inner \ud328\ud134\uc774\ub77c\uace0 \ubd80\ub985\ub2c8\ub2e4. \uc544\ub798\uc758 \uc608\uc81c\ub294 outer \ud328\ud134\uc774 List\uc774\uba70, inner \ud328\ud134\uc774 \uc0c1\uc218 \ub450\uac1c\uc778 \uacbd\uc6b0\uc5d0 \ub300\ud55c pattern matching \uc608\uc2dc\ub97c \ubcf4\uc5ec\uc8fc\uace0 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>const a = 'a';\nconst b = 'b';\nList obj = &#91;a, b];\nswitch (obj) {\n  \/\/ List pattern &#91;a, b] matches obj first if obj is a list with two fields,\n  \/\/ then if its fields match the constant subpatterns 'a' and 'b'.\n  case &#91;a, b]:\n    print('$a, $b');\n}<\/code><\/pre>\n\n\n\n<h4>Pattern Destructuring<\/h4>\n\n\n\n<p>Pattern\uc740 \ubcf5\ud569\uc801\uc778 \uac12\uc744 \uad6c\uc131\ud558\ub294 \uac1c\ubcc4\uc801\uc778 \uac12\ub4e4\uc744 \ucd94\ucd9c\ud558\ub294 \uacbd\uc6b0\uc5d0\ub3c4 \ud65c\uc6a9\ud55c\ub2e4. \uc774\ub97c destructuring\uc774\ub77c\uace0 \ud55c\ub2e4. \uc608\ub97c \ub4e4\uc5b4 \ub2e4\uc74c\uc758 \uc608\uc2dc\uc5d0\uc11c\ub294 [1,2,3]\uc778 \ub9ac\uc2a4\ud2b8\uc5d0\uc11c \uac01\uac01\uc758 \uac12 1,2,3\uc744 \ucd94\ucd9c\ud558\uc5ec, \ub2e4\uc2dc \uac01\uac01 a,b,c\uc5d0 \ud560\ub2f9\ud558\ub294 \uac83\uc744 \ubcf4\uc5ec\uc900\ub2e4. <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>var numList = &#91;1, 2, 3];\n\/\/ List pattern &#91;a, b, c] destructures the three elements from numList...\nvar &#91;a, b, c] = numList;\n\/\/ ...and assigns them to new variables.\nprint(a + b + c);<\/code><\/pre>\n\n\n\n<p>Pattern destructuring\uc740 \ubcf4\ub2e4 \ubcf5\uc7a1\ud55c \ud615\ud0dc\ub85c\ub3c4 \uad6c\uc131\ud560 \uc218 \uc788\ub2e4. \uc544\ub798\uc758 \uc608\uc2dc\uc5d0\uc11c\ub294 \ub2e4\uc74c\uc758 \uc870\uac74\uc774 \ubaa8\ub450 \ub9de\uc744\ub54c c\ub97c \ucd9c\ub825\ud55c\ub2e4.<\/p>\n\n\n\n<p>\uccab\uc9f8\ub85c list\ub294 List \ud0c0\uc785 \uc774\uc5ec\uc57c \ud55c\ub2e4.<br>\ub458\uc9f8\ub85c list\uc758 \uccab\ubc88\uc9f8 \ud56d\ubaa9\uc774 \uac16\ub294 \uac12\uc740 \ubb38\uc790 &#8216;a&#8217; \ud639\uc740 &#8216;b&#8217; \uc774\uc5ec\uc57c \ud55c\ub2e4.<br>\uc138\uc9f8\ub85c list\ub294 \ub450\ubc88\uc9f8 \ud56d\ubaa9(c)\uc744 \uac16\uace0 \uc788\uc5b4\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<h4>Pattern Use Cases<\/h4>\n\n\n\n<p>Dart \uc5b8\uc5b4\uc5d0\uc11c\uc758 pattern \uc0ac\uc6a9 \ubc29\ubc95\uc740 \uc81c\ud55c\uc774 \uc5c6\uc73c\uba70, \ub2e4\uc74c\uc758 \ub300\ud45c\uc801\uc778 \uacbd\uc6b0\ub4e4\ub85c \uc124\uba85\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<ul><li>Local variable declarations and assignments<\/li><\/ul>\n\n\n\n<ul><li>for and for-in loops<\/li><\/ul>\n\n\n\n<ul><li>if-case and switch-case<\/li><\/ul>\n\n\n\n<ul><li>Control flow in collection literals<\/li><\/ul>\n\n\n\n<h4>Use Case: Variable Declaration<\/h4>\n\n\n\n<p>\ubcc0\uc218 \uc120\uc5b8\uc2dc \ud328\ud134\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc758 \uc608\uc81c\uc640 \uac19\uc740 \ubcf5\uc7a1\ud55c \ud615\ud0dc\uc758 \uac12\ub4e4\uc5d0\uc11c a,b,c\ub97c \ucd94\ucd9c\ud574 \ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uba85\uc2ec\ud574\uc57c\ud560 \ubd80\ubd84\uc73c\ub85c, \ud328\ud134\uc744 \uc0ac\uc6a9\ud558\uc5ec \ubcc0\uc218\ub97c \uc120\uc5b8\ud558\ub294 \uacbd\uc6b0\uc5d0\ub294 \ubc18\ub4dc\uc2dc var \ud639\uc740 final\uc758 \ud615\ud0dc\ub85c \uc120\uc5b8\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ Declares new variables a, b, and c.\nvar (a, &#91;b, c]) = ('str', &#91;1, 2]);<\/code><\/pre>\n\n\n\n<h4><meta charset=\"utf-8\">Use Case: Variable Assignment<\/h4>\n\n\n\n<p>\ubcc0\uc218 \uac12\uc744 \ud560\ub2f9\ud558\ub294 \uacbd\uc6b0\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac00\uc7a5 \uc720\uc6a9\ud55c \uc0ac\uc6a9\ubc95\uc740 \ubcf5\uc218\uc758 \uac12\uc744 \uc0c1\ud638 \uad50\ud658\ud558\ub294 swap\uc758 \uacbd\uc6b0\uc785\ub2c8\ub2e4. \ub2e4\uc74c\uc758 \uc608\uc81c\ub97c \ubcf4\uba74 (b, a) = (a, b)\uc640 \uac19\uc740 \ubc29\uc2dd\uc73c\ub85c \ub450 \ubcc0\uc218\uc758 \uac12\uc744 \ud55c \uc904\ub85c \ubcc0\uacbd\ud558\ub294 \uac83\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>var (a, b) = ('left', 'right');\n(b, a) = (a, b); \/\/ Swap.\nprint('$a $b'); \/\/ Prints \"right left\".<\/code><\/pre>\n\n\n\n<h4>Use Case: Conditional Statements (switch &amp; if)<\/h4>\n\n\n\n<p>\ud328\ud134\uc740 \uc870\uac74\ubb38\uc5d0\uc11c \ub2e4\uc591\ud55c \ud615\ud0dc\ub85c \ud65c\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac00\uc7a5 \uae30\ubcf8\uc801\uc778 \uac83\uc740 switch \uad6c\ubb38\uc5d0\uc11c \uc870\uac74\uc5d0 \ubd80\ud569\ud558\ub294 \uacbd\uc6b0\uc5d0 \ud2b9\uc815 \uc791\uc5c5\uc744 \uc218\ud589\ud558\ub294 \uacbd\uc6b0\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>switch (obj) {\n  \/\/ Matches if 1 == obj.\n  case 1:\n    print('one');\n\n  \/\/ Matches if the value of obj is between the\n  \/\/ constant values of 'first' and 'last'.\n  case &gt;= first &amp;&amp; &lt;= last:\n    print('in range');\n\n  \/\/ Matches if obj is a record with two fields,\n  \/\/ then assigns the fields to 'a' and 'b'.\n  case (var a, var b):\n    print('a = $a, b = $b');\n\n  default:\n}<\/code><\/pre>\n\n\n\n<p>case 1:\uc740 obj\uac00 \uc815\uc218 1\uc758 \uac12\uc744 \uac00\uc9c4 \uacbd\uc6b0\uc5d0 \uc218\ud589\ud558\ub294 \ub3d9\uc791\uc744 \uc815\uc758\ud569\ub2c8\ub2e4. case &gt;= first &amp;&amp; &lt;= last:\ub294 obj\uac00 fisrt\uac00 \uac00\uc9c4 \uac12 \ubcf4\ub2e4 \ud06c\uac70\ub098 \uac19\uace0, last\uac00 \uac00\uc9c4 \uac12 \ubcf4\ub2e4 \uc791\uac70\ub098 \uac19\uc740 \uacbd\uc6b0\uc5d0 \uc218\ud589\ud558\ub294 \ub3d9\uc791\uc744 \uc815\uc758\ud569\ub2c8\ub2e4. case (var a, var b):\ub294 obj\uac00 \uc815\uc218 \ub450\uac1c\uc778 Record\uc778 \uacbd\uc6b0\uc5d0 \uc218\ud589\ud558\ub294 \ub3d9\uc791\uc744 \uc815\uc758\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc9c0\uae08\uae4c\uc9c0\uc640\ub294 \ub2e4\ub978 \ud615\ud0dc\uc758 switch \uad6c\ubb38\uc744 \ub2e4\uc74c\uc758 \uc608\uc81c\uc5d0\uc11c \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>var isPrimary = switch (color) {\n  Color.red || Color.yellow || Color.blue =&gt; true,\n  _ =&gt; false\n};<\/code><\/pre>\n\n\n\n<p>\uc774 \ubb38\ubc95\uc740 color\uc758 \uac12\uc5d0 \ub530\ub77c\uc11c, true \ud639\uc740 false \uac12\uc744 isPrimary \ubcc0\uc218\uc5d0 \uc800\uc7a5\ud558\ub294 \uacbd\uc6b0\uc785\ub2c8\ub2e4. switch \uad6c\ubb38 \uc548\uc5d0 case \uad6c\ubb38\uc774 \uc5c6\uc2b5\ub2c8\ub2e4. \ub2e4\ub9cc \uc27c\ud45c(,)\ub85c \ubd84\ub9ac\ub41c \uad6c\ubb38\ub4e4\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub9ac\uace0 Dart\uc5d0\uc11c \uac04\ub2e8\ud55c \ud568\uc218\ub97c \ud55c\uc904\ub85c \ub9cc\ub4dc\ub294 \uacbd\uc6b0\uc5d0 \uc0ac\uc6a9\ud558\ub294 \ubb38\ubc95\uc778 =&gt;\uac00 \uc788\ub294 \uac83\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c switch \uad6c\ubb38 \uc548\uc758 \ub450 \uc904\uc740 \uac01\uac01 true \ud639\uc740 flase\ub97c \ub9ac\ud134\ud558\ub294 \uae30\ub2a5\uc744 \ud55c\ub2e4\uace0 \ubcf4\uba74 \ub429\ub2c8\ub2e4. \uadf8\ub807\ub2e4\uba74 =&gt; \uc55e\uc758 \ub0b4\uc6a9\uc774 \uad00\uac74\uc778\ub370, \ub17c\ub9ac \uc5f0\uc0b0\uc790 ||\ub294 OR\ub97c \uc758\ubbf8\ud55c\ub2e4\ub294 \ub0b4\uc6a9\uc744 \ud1a0\ub300\ub85c, \uccab\ubc88\uc9f8 \uc904\uc758 \uc758\ubbf8\ub294 color\uac00 \uac16\ub294 \uac12\uc774 Color.red \uc774\uac70\ub098 \ud639\uc740 Color.yellow \uc774\uac70\ub098 \ud639\uc740 Color.blue \uc778 \uacbd\uc6b0\uc5d0 true\ub97c isPrimary\uc5d0 \uc800\uc7a5\ud558\ub3c4\ub85d \ud55c\ub2e4\ub294 \uac83\uc744 \uc720\ucd94\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub9cc\uc57d \uc138\uac00\uc9c0 \uac12\uc5d0 color\uac00 \uac00\uc9c4 \uac12\uc774 \ubd80\ud569\ud558\uc9c0 \uc54a\uc73c\uba74 \ub450\ubc88\uc9f8 \uc904\uc774 \uc2e4\ud589\ub418\ub294\ub370, \uae30\ud638 &#8216;_&#8217;\ub294 \uc640\uc77c\ub4dc \uce74\ub4dc\ub77c\uace0 \ubd80\ub974\uba70, &#8216;\ubaa8\ub4e0 \uc870\uac74&#8217;\uc73c\ub85c \ud574\uc11d\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c, \uc138\uac00\uc9c0 \uc870\uac74\uc5d0 \ubd80\ud569\ud558\uc9c0 \uc54a\ub294 \ubaa8\ub4e0 \uacbd\uc6b0\uc5d0 \ub300\ud574\uc11c\ub294 false\ub97c isPrimary\uc5d0 \uc800\uc7a5\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774\ub807\uac8c \ud328\ud134\uc740 color\uc758 \uac12\uc774 \ub17c\ub9ac \uc5f0\uc0b0\uc790\uc758 \uc870\uac74 \ud639\uc740 \uc640\uc77c\ub4dc \uce74\ub4dc\uc5d0 \ubd80\ud569\ud558\ub294\uc9c0 \uc548\ud558\ub294\uc9c0\uc5d0 \ub530\ub978 \ucc28\ubcc4\uc801\uc778 \ub3d9\uc791 \uc815\uc758\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud574\ub2f9 \ub0b4\uc6a9\uc744 \uc77c\ubc18\uc801\uc778 switch \uad6c\ubb38\uc5d0 \uc0ac\uc6a9\ud55c \uc608\uc81c\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>switch (shape) {\n  case Square(size: var s) || Circle(size: var s) when s &gt; 0:\n    print('Non-empty symmetric shape');\n}<\/code><\/pre>\n\n\n\n<p>\uc608\uc81c\uc5d0\uc11c \ubcf4\ub4ef\uc774 switch \uad6c\ubb38\uc548\uc758 case\uc5d0 \ub17c\ub9ac \uc5f0\uc0b0\uc790\uc778 ||\ub97c \uc801\uc6a9\ud558\uc600\uc2b5\ub2c8\ub2e4. \ucd94\uac00\ub85c \ud55c\uac00\uc9c0 \ub354 \ud3ec\ud568\ud55c \uac83\uc740 case \uad6c\ubb38\uc758 \ub9c8\uc9c0\ub9c9\uc5d0 \uc788\ub294 when s > 0 \uc785\ub2c8\ub2e4. \uc774\ub294 || \ub17c\ub9ac \uc5f0\uc0b0\uc744 \uc218\ud589\ud558\uae30 \uc804\uc5d0 s \uac12\uc774 0\ubcf4\ub2e4 \ud070\uc9c0 \ud655\uc778\ud574\uc11c, 0\ubcf4\ub2e4 \ud070 \uacbd\uc6b0\uc5d0\ub9cc \ub17c\ub9ac \uc5f0\uc0b0 ||\ub97c \uc218\ud589\ud558\ub77c\ub294 \uc758\ubbf8\uc785\ub2c8\ub2e4. <\/p>\n\n\n\n<p>\ucd94\uac00\ub85c \uc54c\uc544\ubcfc if-case \uad6c\ubb38\uc740 \ud615\ud0dc\uac00 \ud2b9\uc774\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc758 \uacbd\uc6b0\ub97c \ubcf4\uba74, if \uc870\uac74\ubb38\uc5d0\uc11c json\uc758 \uac12\uc744 \ud655\uc778\ud558\ub294\ub370, <meta charset=\"utf-8\">case [&#8216;user&#8217;, var name]\uac00 json\uc5d0 \uc774\uc5b4\uc11c \ub098\ud0c0\ub09c \uac83\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub97c if-case \uad6c\ubb38\uc774\ub77c\uace0 \ud558\ub294\ub370, if-A-case-B\uc758 \ud615\ud0dc\ub85c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc758\ubbf8\ub294 A\uac00 B\uc758 \ud328\ud134\uc774\ub77c\uba74 true, \uadf8\ub807\uc9c0 \uc54a\ub2e4\uba74 false\uc758 \uc758\ubbf8\ub85c \ub3d9\uc791\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>if (json case &#91;'user', var name]) {\n  print('Got user message for user $name.');\n}<\/code><\/pre>\n\n\n\n<h4>Use Case: Loop Statement (for, for-in)<\/h4>\n\n\n\n<p>\ud328\ud134\uc774\ub77c\uace0 \ubcf4\uae30 \uc5b4\ub824\uc6b8 \uc218 \uc788\uc9c0\ub9cc, \ubc18\ubcf5\ubb38\uc5d0 \ub300\ud574\uc11c\ub3c4 \ud328\ud134\uc758 \uac1c\ub150\uc744 \uc801\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc758 \uc608\uc81c\uc5d0\uc11c\ub294 for-in \ub8e8\ud504\uc5d0\uc11c \ud328\ud134\uc744 \uc0ac\uc6a9\ud558\uc5ec hist.entries\uac00 \ubc18\ud658\ud558\ub294 \ud56d\ubaa9\uc744 MapEntry \uac1d\uccb4 \ud615\ud0dc\ub85c destructureing \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Map&lt;String, int&gt; hist = {\n  'a': 23,\n  'b': 100,\n};\n\nfor (var MapEntry(key: key, value: count) in hist.entries) {\n  print('$key occurred $count times');\n}<\/code><\/pre>\n\n\n\n<p>\ud328\ud134\uc740 hist.entries\uc5d0 \uba85\uba85\ub41c \uc720\ud615 MapEntry\uac00 \uc788\ub294\uc9c0 \ud655\uc778\ud55c \ub2e4\uc74c, \uba85\uba85\ub41c \ud544\ub4dc \ud558\uc704 \ud328\ud134\uc758 \ud0a4\uc640 \uac12\uc73c\ub85c \ubc18\ubcf5\ub429\ub2c8\ub2e4. \uac01 \ubc18\ubcf5\uc5d0\uc11c MapEntry\uc758 key getter \ubc0f value getter\ub97c \ud638\ucd9c\ud558\uace0 \uacb0\uacfc\ub97c \uac01\uac01 \ub85c\uceec \ubcc0\uc218 key \ubc0f count\uc5d0 \ubc14\uc778\ub529\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>getter \ud638\ucd9c \uacb0\uacfc\ub97c \ub3d9\uc77c\ud55c \uc774\ub984\uc758 \ubcc0\uc218\uc5d0 \ubc14\uc778\ub529\ud558\ub294 \uac83\uc774 \uc77c\ubc18\uc801\uc778 \uc0ac\uc6a9 \uc0ac\ub840\uc774\ubbc0\ub85c, \uc774 \uacbd\uc6b0\uc758 \ud328\ud134\uc740 \ubcc0\uc218 \ud558\uc704 \ud328\ud134\uc5d0\uc11c getter \uc774\ub984\uc744 \ucd94\ub860\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 key: key\uc640 \uac19\uc740 \uc911\ubcf5\ub41c \uac83\uc5d0\uc11c :key:\ub85c \ubcc0\uc218 \ud328\ud134\uc744 \ub2e4\uc74c\uc758 \uc608\uc81c\uc640 \uac19\uc774 \ub2e8\uc21c\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub9cc\uc57d \ub450\ubc88\uc9f8 \ud56d\ubaa9\uc744 (\uc704\uc758 \ucf54\ub4dc\uc5d0\uc11c) value:value\ub85c \uba85\uba85\ud588\ub2e4\uba74, \ub2e4\uc74c\uc758 \ucf54\ub4dc\uc5d0\uc11c :value\ub85c \ub2e8\uc21c\ud654 \ud558\ub294 \uac83\ub3c4 \uac19\uc740 \ub9e5\ub77d\uc5d0\uc11c \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>for (var MapEntry(:key, value: count) in hist.entries) {\n  print('$key occurred $count times');\n}<\/code><\/pre>\n\n\n\n<h4>Pattern Types (MORE TO READ)<\/h4>\n\n\n\n<p><a href=\"https:\/\/dart.dev\/language\/pattern-types\" title=\"\">Dart \uc5b8\uc5b4 \uacf5\uc2dd \ud648\ud398\uc774\uc9c0<\/a>\uc5d0\uc11c\ub294 \ub2e4\uc591\ud55c \uc885\ub958\uc758 \ud328\ud134\uc5d0 \ub300\ud55c \uc124\uba85\uc744 \uc0c1\uc138\ud558\uac8c \uc81c\uacf5\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n<ul id=\"toc\"><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#logical-or\">Logical-or<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#logical-and\">Logical-and<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#relational\">Relational<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#cast\">Cast<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#null-check\">Null-check<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#null-assert\">Null-assert<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#constant\">Constant<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#variable\">Variable<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#identifier\">Identifier<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#parenthesized\">Parenthesized<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#list\">List<\/a><ul><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#rest-element\">Rest element<\/a><\/li><\/ul><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#map\">Map<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#record\">Record<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#object\">Object<\/a><\/li><li><a href=\"https:\/\/dart.dev\/language\/pattern-types#wildcard\">Wildcard<\/a><\/li><\/ul>\n\n\n\n<p>\uc774\ubc88 \uae00\uc5d0\uc11c \ud328\ud134\uc5d0 \ub300\ud55c \uac1c\uad04\uc801\uc778 \ub0b4\uc6a9\uc744 \ub2e4\ub918\ub2e4\uba74, \uc774\ub97c \ud65c\uc6a9\ud558\ub294 \uacbd\uc6b0\uc5d0\ub294 case-by-case\ub85c \uc0b4\ud3b4\ubd10\uc57c\ud560 \uc0ac\ud56d\ub4e4\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uacbd\uc6b0, \uacf5\uc2dd \uc0ac\uc774\ud2b8\uc5d0\uc11c \uc0ac\ub840\ubcc4 \ud65c\uc6a9 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uba74 \uc2dc\ud589\ucc29\uc624\uc5d0 \ub530\ub978 \uc2dc\uac04\uc744 \uc904 \uc77c\uc218 \uc788\uc744 \uac81\ub2c8\ub2e4.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>[\ucd9c\ucc98] <a href=\"https:\/\/dart.dev\/language\/patterns\">https:\/\/dart.dev\/language\/patterns<\/a><\/p>\n\n\n\n<p>[\ucd9c\ucc98] <a href=\"https:\/\/dart.dev\/language\/pattern-types\">https:\/\/dart.dev\/language\/pattern-types<\/a><\/p>\n\n\n\n<p>[\ucd9c\ucc98] <a href=\"https:\/\/github.com\/dart-lang\/sdk\/blob\/master\/CHANGELOG.md#300---2023-05-10\">https:\/\/github.com\/dart-lang\/sdk\/blob\/master\/CHANGELOG.md#300&#8212;2023-05-10<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Patterns\uc5d0 \ub300\ud55c \ub2e4\uc74c \uc124\uba85\uc740, Dart \uacf5\uc2dd \uc0ac\uc774\ud2b8\uc758 \ub0b4\uc6a9(\uc544\ub798\uc758 \ucd9c\ucc98 \ucc38\uc870)\uc744 \uae30\ubc18\uc73c\ub85c, \ub3c5\uc790\uc758 \uc774\ud574\ub97c \ub3d5\uae30 \uc704\ud55c \ucd94\uac00\uc801\uc778 \uae00\uc744 \ud3ec\ud568\ud558\uac70\ub098, \ucd9c\ucc98\uc758 \uae00\uc744 \uc218\uc815\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc791\uc131\ud558\uc600\uc2b5\ub2c8\ub2e4. Patterns\uc740 \uc2e4\uc81c\uc758 \uac12\uc5d0 \ub9e4\ud551\ub420 \uc218 \uc788\ub294 \uac12\ub4e4\uc758 &#8230;<\/p>\n","protected":false},"author":1,"featured_media":1748,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"categories":[3],"tags":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"Patterns\uc5d0 \ub300\ud55c \ub2e4\uc74c \uc124\uba85\uc740, Dart \uacf5\uc2dd \uc0ac\uc774\ud2b8\uc758 \ub0b4\uc6a9(\uc544\ub798\uc758 \ucd9c\ucc98 \ucc38\uc870)\uc744 \uae30\ubc18\uc73c\ub85c, \ub3c5\uc790\uc758 \uc774\ud574\ub97c \ub3d5\uae30 \uc704\ud55c \ucd94\uac00\uc801\uc778 \uae00\uc744 \ud3ec\ud568\ud558\uac70\ub098, \ucd9c\ucc98\uc758 \uae00\uc744 \uc218\uc815\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc791\uc131\ud558\uc600\uc2b5\ub2c8\ub2e4. Patterns\uc740 \uc2e4\uc81c\uc758 \uac12\uc5d0 \ub9e4\ud551\ub420 \uc218 \uc788\ub294 \uac12\ub4e4\uc758 &#039;\ud615\ud0dc&#039;\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uccab\uc9f8\ub294 match\ub85c, \ubcc0\uc218\uac00 \uac12\uc744 \uac00\uc9c0\uace0 \uc788\uc744\ub54c, \uac12\uc5d0 \ub530\ub77c\uc11c \ub2e4\ub974\uac8c \ub3d9\uc791\ud558\uac8c \ud569\ub2c8\ub2e4. \ub458\uc9f8\ub294 destructure\ub85c, \ubcf5\ud569\uc801\uc778 \uac12\ub4e4\uc5d0\uc11c \uac1c\ubcc4\uc801\uc778 \uac12\ub4e4\uc744 \ucd94\ucd9c\ud560\uc218 \uc788\uc2b5\ub2c8\ub2e4. Pattern Matching \uac12\uc774 \uc8fc\uc5b4\uc9c4 #Dart3.0\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"drsungwon\"\/>\n\t<link rel=\"canonical\" href=\"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.8\" \/>\n\t\t<meta property=\"og:locale\" content=\"ko_KR\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Welcome to Dr.Sungwon - {alias} devilinus.synology.me\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Patterns (@Dart3.0) - Welcome to Dr.Sungwon\" \/>\n\t\t<meta property=\"og:description\" content=\"Patterns\uc5d0 \ub300\ud55c \ub2e4\uc74c \uc124\uba85\uc740, Dart \uacf5\uc2dd \uc0ac\uc774\ud2b8\uc758 \ub0b4\uc6a9(\uc544\ub798\uc758 \ucd9c\ucc98 \ucc38\uc870)\uc744 \uae30\ubc18\uc73c\ub85c, \ub3c5\uc790\uc758 \uc774\ud574\ub97c \ub3d5\uae30 \uc704\ud55c \ucd94\uac00\uc801\uc778 \uae00\uc744 \ud3ec\ud568\ud558\uac70\ub098, \ucd9c\ucc98\uc758 \uae00\uc744 \uc218\uc815\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc791\uc131\ud558\uc600\uc2b5\ub2c8\ub2e4. Patterns\uc740 \uc2e4\uc81c\uc758 \uac12\uc5d0 \ub9e4\ud551\ub420 \uc218 \uc788\ub294 \uac12\ub4e4\uc758 &#039;\ud615\ud0dc&#039;\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uccab\uc9f8\ub294 match\ub85c, \ubcc0\uc218\uac00 \uac12\uc744 \uac00\uc9c0\uace0 \uc788\uc744\ub54c, \uac12\uc5d0 \ub530\ub77c\uc11c \ub2e4\ub974\uac8c \ub3d9\uc791\ud558\uac8c \ud569\ub2c8\ub2e4. \ub458\uc9f8\ub294 destructure\ub85c, \ubcf5\ud569\uc801\uc778 \uac12\ub4e4\uc5d0\uc11c \uac1c\ubcc4\uc801\uc778 \uac12\ub4e4\uc744 \ucd94\ucd9c\ud560\uc218 \uc788\uc2b5\ub2c8\ub2e4. Pattern Matching \uac12\uc774 \uc8fc\uc5b4\uc9c4 #Dart3.0\" \/>\n\t\t<meta property=\"og:url\" content=\"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/\" \/>\n\t\t<meta property=\"og:image\" content=\"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-content\/uploads\/2023\/05\/\u1109\u1173\u110f\u1173\u1105\u1175\u11ab\u1109\u1163\u11ba-2023-05-27-\u110b\u1169\u110c\u1165\u11ab-10.46.20-e1685152019984.png\" \/>\n\t\t<meta property=\"og:image:width\" content=\"160\" \/>\n\t\t<meta property=\"og:image:height\" content=\"28\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-09-22T00:05:24+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-09-22T01:44:03+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Patterns (@Dart3.0) - Welcome to Dr.Sungwon\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Patterns\uc5d0 \ub300\ud55c \ub2e4\uc74c \uc124\uba85\uc740, Dart \uacf5\uc2dd \uc0ac\uc774\ud2b8\uc758 \ub0b4\uc6a9(\uc544\ub798\uc758 \ucd9c\ucc98 \ucc38\uc870)\uc744 \uae30\ubc18\uc73c\ub85c, \ub3c5\uc790\uc758 \uc774\ud574\ub97c \ub3d5\uae30 \uc704\ud55c \ucd94\uac00\uc801\uc778 \uae00\uc744 \ud3ec\ud568\ud558\uac70\ub098, \ucd9c\ucc98\uc758 \uae00\uc744 \uc218\uc815\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc791\uc131\ud558\uc600\uc2b5\ub2c8\ub2e4. Patterns\uc740 \uc2e4\uc81c\uc758 \uac12\uc5d0 \ub9e4\ud551\ub420 \uc218 \uc788\ub294 \uac12\ub4e4\uc758 &#039;\ud615\ud0dc&#039;\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uccab\uc9f8\ub294 match\ub85c, \ubcc0\uc218\uac00 \uac12\uc744 \uac00\uc9c0\uace0 \uc788\uc744\ub54c, \uac12\uc5d0 \ub530\ub77c\uc11c \ub2e4\ub974\uac8c \ub3d9\uc791\ud558\uac8c \ud569\ub2c8\ub2e4. \ub458\uc9f8\ub294 destructure\ub85c, \ubcf5\ud569\uc801\uc778 \uac12\ub4e4\uc5d0\uc11c \uac1c\ubcc4\uc801\uc778 \uac12\ub4e4\uc744 \ucd94\ucd9c\ud560\uc218 \uc788\uc2b5\ub2c8\ub2e4. Pattern Matching \uac12\uc774 \uc8fc\uc5b4\uc9c4 #Dart3.0\" \/>\n\t\t<meta name=\"twitter:image\" content=\"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-content\/uploads\/2023\/05\/\u1109\u1173\u110f\u1173\u1105\u1175\u11ab\u1109\u1163\u11ba-2023-05-27-\u110b\u1169\u110c\u1165\u11ab-10.46.20-e1685152019984.png\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BlogPosting\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#blogposting\",\"name\":\"Patterns (@Dart3.0) - Welcome to Dr.Sungwon\",\"headline\":\"Patterns (@Dart3.0)\",\"author\":{\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/author\\\/drsungwon\\\/#author\"},\"publisher\":{\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/#organization\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/wp-content\\\/uploads\\\/2020\\\/10\\\/dart.png\",\"width\":318,\"height\":159},\"datePublished\":\"2023-09-22T09:05:24+09:00\",\"dateModified\":\"2023-09-22T10:44:03+09:00\",\"inLanguage\":\"ko-KR\",\"mainEntityOfPage\":{\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#webpage\"},\"isPartOf\":{\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#webpage\"},\"articleSection\":\"writing\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/category\\\/writing-by-drsungwon\\\/#listItem\",\"name\":\"writing\"}},{\"@type\":\"ListItem\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/category\\\/writing-by-drsungwon\\\/#listItem\",\"position\":2,\"name\":\"writing\",\"item\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/category\\\/writing-by-drsungwon\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#listItem\",\"name\":\"Patterns (@Dart3.0)\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#listItem\",\"position\":3,\"name\":\"Patterns (@Dart3.0)\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/category\\\/writing-by-drsungwon\\\/#listItem\",\"name\":\"writing\"}}]},{\"@type\":\"Organization\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/#organization\",\"name\":\"Welcome to Dr.Sungwon\",\"description\":\"{alias} devilinus.synology.me\",\"url\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"url\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/wp-content\\\/uploads\\\/2023\\\/05\\\/\\u1109\\u1173\\u110f\\u1173\\u1105\\u1175\\u11ab\\u1109\\u1163\\u11ba-2023-05-27-\\u110b\\u1169\\u110c\\u1165\\u11ab-10.46.20-e1685152019984.png\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#organizationLogo\",\"width\":160,\"height\":28},\"image\":{\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#organizationLogo\"}},{\"@type\":\"Person\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/author\\\/drsungwon\\\/#author\",\"url\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/author\\\/drsungwon\\\/\",\"name\":\"drsungwon\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#authorImage\",\"url\":\"http:\\\/\\\/1.gravatar.com\\\/avatar\\\/7e7380e6e6864b43c703530d660d33b4?s=96&d=mm&r=g\",\"width\":96,\"height\":96,\"caption\":\"drsungwon\"}},{\"@type\":\"WebPage\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#webpage\",\"url\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/\",\"name\":\"Patterns (@Dart3.0) - Welcome to Dr.Sungwon\",\"description\":\"Patterns\\uc5d0 \\ub300\\ud55c \\ub2e4\\uc74c \\uc124\\uba85\\uc740, Dart \\uacf5\\uc2dd \\uc0ac\\uc774\\ud2b8\\uc758 \\ub0b4\\uc6a9(\\uc544\\ub798\\uc758 \\ucd9c\\ucc98 \\ucc38\\uc870)\\uc744 \\uae30\\ubc18\\uc73c\\ub85c, \\ub3c5\\uc790\\uc758 \\uc774\\ud574\\ub97c \\ub3d5\\uae30 \\uc704\\ud55c \\ucd94\\uac00\\uc801\\uc778 \\uae00\\uc744 \\ud3ec\\ud568\\ud558\\uac70\\ub098, \\ucd9c\\ucc98\\uc758 \\uae00\\uc744 \\uc218\\uc815\\ud558\\ub294 \\ubc29\\uc2dd\\uc73c\\ub85c \\uc791\\uc131\\ud558\\uc600\\uc2b5\\ub2c8\\ub2e4. Patterns\\uc740 \\uc2e4\\uc81c\\uc758 \\uac12\\uc5d0 \\ub9e4\\ud551\\ub420 \\uc218 \\uc788\\ub294 \\uac12\\ub4e4\\uc758 '\\ud615\\ud0dc'\\ub97c \\uc758\\ubbf8\\ud569\\ub2c8\\ub2e4. \\uccab\\uc9f8\\ub294 match\\ub85c, \\ubcc0\\uc218\\uac00 \\uac12\\uc744 \\uac00\\uc9c0\\uace0 \\uc788\\uc744\\ub54c, \\uac12\\uc5d0 \\ub530\\ub77c\\uc11c \\ub2e4\\ub974\\uac8c \\ub3d9\\uc791\\ud558\\uac8c \\ud569\\ub2c8\\ub2e4. \\ub458\\uc9f8\\ub294 destructure\\ub85c, \\ubcf5\\ud569\\uc801\\uc778 \\uac12\\ub4e4\\uc5d0\\uc11c \\uac1c\\ubcc4\\uc801\\uc778 \\uac12\\ub4e4\\uc744 \\ucd94\\ucd9c\\ud560\\uc218 \\uc788\\uc2b5\\ub2c8\\ub2e4. Pattern Matching \\uac12\\uc774 \\uc8fc\\uc5b4\\uc9c4 #Dart3.0\",\"inLanguage\":\"ko-KR\",\"isPartOf\":{\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/#website\"},\"breadcrumb\":{\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#breadcrumblist\"},\"author\":{\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/author\\\/drsungwon\\\/#author\"},\"creator\":{\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/author\\\/drsungwon\\\/#author\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/wp-content\\\/uploads\\\/2020\\\/10\\\/dart.png\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#mainImage\",\"width\":318,\"height\":159},\"primaryImageOfPage\":{\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/2023\\\/09\\\/22\\\/patters-dart3-0\\\/#mainImage\"},\"datePublished\":\"2023-09-22T09:05:24+09:00\",\"dateModified\":\"2023-09-22T10:44:03+09:00\"},{\"@type\":\"WebSite\",\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/#website\",\"url\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/\",\"name\":\"Welcome to Dr.Sungwon\",\"description\":\"{alias} devilinus.synology.me\",\"inLanguage\":\"ko-KR\",\"publisher\":{\"@id\":\"http:\\\/\\\/mobilelab.khu.ac.kr\\\/wordpress\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"Patterns (@Dart3.0) - Welcome to Dr.Sungwon","description":"Patterns\uc5d0 \ub300\ud55c \ub2e4\uc74c \uc124\uba85\uc740, Dart \uacf5\uc2dd \uc0ac\uc774\ud2b8\uc758 \ub0b4\uc6a9(\uc544\ub798\uc758 \ucd9c\ucc98 \ucc38\uc870)\uc744 \uae30\ubc18\uc73c\ub85c, \ub3c5\uc790\uc758 \uc774\ud574\ub97c \ub3d5\uae30 \uc704\ud55c \ucd94\uac00\uc801\uc778 \uae00\uc744 \ud3ec\ud568\ud558\uac70\ub098, \ucd9c\ucc98\uc758 \uae00\uc744 \uc218\uc815\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc791\uc131\ud558\uc600\uc2b5\ub2c8\ub2e4. Patterns\uc740 \uc2e4\uc81c\uc758 \uac12\uc5d0 \ub9e4\ud551\ub420 \uc218 \uc788\ub294 \uac12\ub4e4\uc758 '\ud615\ud0dc'\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uccab\uc9f8\ub294 match\ub85c, \ubcc0\uc218\uac00 \uac12\uc744 \uac00\uc9c0\uace0 \uc788\uc744\ub54c, \uac12\uc5d0 \ub530\ub77c\uc11c \ub2e4\ub974\uac8c \ub3d9\uc791\ud558\uac8c \ud569\ub2c8\ub2e4. \ub458\uc9f8\ub294 destructure\ub85c, \ubcf5\ud569\uc801\uc778 \uac12\ub4e4\uc5d0\uc11c \uac1c\ubcc4\uc801\uc778 \uac12\ub4e4\uc744 \ucd94\ucd9c\ud560\uc218 \uc788\uc2b5\ub2c8\ub2e4. Pattern Matching \uac12\uc774 \uc8fc\uc5b4\uc9c4 #Dart3.0","canonical_url":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BlogPosting","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#blogposting","name":"Patterns (@Dart3.0) - Welcome to Dr.Sungwon","headline":"Patterns (@Dart3.0)","author":{"@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/author\/drsungwon\/#author"},"publisher":{"@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/#organization"},"image":{"@type":"ImageObject","url":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-content\/uploads\/2020\/10\/dart.png","width":318,"height":159},"datePublished":"2023-09-22T09:05:24+09:00","dateModified":"2023-09-22T10:44:03+09:00","inLanguage":"ko-KR","mainEntityOfPage":{"@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#webpage"},"isPartOf":{"@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#webpage"},"articleSection":"writing"},{"@type":"BreadcrumbList","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress#listItem","position":1,"name":"Home","item":"http:\/\/mobilelab.khu.ac.kr\/wordpress","nextItem":{"@type":"ListItem","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/category\/writing-by-drsungwon\/#listItem","name":"writing"}},{"@type":"ListItem","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/category\/writing-by-drsungwon\/#listItem","position":2,"name":"writing","item":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/category\/writing-by-drsungwon\/","nextItem":{"@type":"ListItem","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#listItem","name":"Patterns (@Dart3.0)"},"previousItem":{"@type":"ListItem","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress#listItem","name":"Home"}},{"@type":"ListItem","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#listItem","position":3,"name":"Patterns (@Dart3.0)","previousItem":{"@type":"ListItem","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/category\/writing-by-drsungwon\/#listItem","name":"writing"}}]},{"@type":"Organization","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/#organization","name":"Welcome to Dr.Sungwon","description":"{alias} devilinus.synology.me","url":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/","logo":{"@type":"ImageObject","url":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-content\/uploads\/2023\/05\/\u1109\u1173\u110f\u1173\u1105\u1175\u11ab\u1109\u1163\u11ba-2023-05-27-\u110b\u1169\u110c\u1165\u11ab-10.46.20-e1685152019984.png","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#organizationLogo","width":160,"height":28},"image":{"@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#organizationLogo"}},{"@type":"Person","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/author\/drsungwon\/#author","url":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/author\/drsungwon\/","name":"drsungwon","image":{"@type":"ImageObject","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#authorImage","url":"http:\/\/1.gravatar.com\/avatar\/7e7380e6e6864b43c703530d660d33b4?s=96&d=mm&r=g","width":96,"height":96,"caption":"drsungwon"}},{"@type":"WebPage","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#webpage","url":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/","name":"Patterns (@Dart3.0) - Welcome to Dr.Sungwon","description":"Patterns\uc5d0 \ub300\ud55c \ub2e4\uc74c \uc124\uba85\uc740, Dart \uacf5\uc2dd \uc0ac\uc774\ud2b8\uc758 \ub0b4\uc6a9(\uc544\ub798\uc758 \ucd9c\ucc98 \ucc38\uc870)\uc744 \uae30\ubc18\uc73c\ub85c, \ub3c5\uc790\uc758 \uc774\ud574\ub97c \ub3d5\uae30 \uc704\ud55c \ucd94\uac00\uc801\uc778 \uae00\uc744 \ud3ec\ud568\ud558\uac70\ub098, \ucd9c\ucc98\uc758 \uae00\uc744 \uc218\uc815\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc791\uc131\ud558\uc600\uc2b5\ub2c8\ub2e4. Patterns\uc740 \uc2e4\uc81c\uc758 \uac12\uc5d0 \ub9e4\ud551\ub420 \uc218 \uc788\ub294 \uac12\ub4e4\uc758 '\ud615\ud0dc'\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uccab\uc9f8\ub294 match\ub85c, \ubcc0\uc218\uac00 \uac12\uc744 \uac00\uc9c0\uace0 \uc788\uc744\ub54c, \uac12\uc5d0 \ub530\ub77c\uc11c \ub2e4\ub974\uac8c \ub3d9\uc791\ud558\uac8c \ud569\ub2c8\ub2e4. \ub458\uc9f8\ub294 destructure\ub85c, \ubcf5\ud569\uc801\uc778 \uac12\ub4e4\uc5d0\uc11c \uac1c\ubcc4\uc801\uc778 \uac12\ub4e4\uc744 \ucd94\ucd9c\ud560\uc218 \uc788\uc2b5\ub2c8\ub2e4. Pattern Matching \uac12\uc774 \uc8fc\uc5b4\uc9c4 #Dart3.0","inLanguage":"ko-KR","isPartOf":{"@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/#website"},"breadcrumb":{"@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#breadcrumblist"},"author":{"@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/author\/drsungwon\/#author"},"creator":{"@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/author\/drsungwon\/#author"},"image":{"@type":"ImageObject","url":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-content\/uploads\/2020\/10\/dart.png","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#mainImage","width":318,"height":159},"primaryImageOfPage":{"@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/#mainImage"},"datePublished":"2023-09-22T09:05:24+09:00","dateModified":"2023-09-22T10:44:03+09:00"},{"@type":"WebSite","@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/#website","url":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/","name":"Welcome to Dr.Sungwon","description":"{alias} devilinus.synology.me","inLanguage":"ko-KR","publisher":{"@id":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/#organization"}}]},"og:locale":"ko_KR","og:site_name":"Welcome to Dr.Sungwon - {alias} devilinus.synology.me","og:type":"article","og:title":"Patterns (@Dart3.0) - Welcome to Dr.Sungwon","og:description":"Patterns\uc5d0 \ub300\ud55c \ub2e4\uc74c \uc124\uba85\uc740, Dart \uacf5\uc2dd \uc0ac\uc774\ud2b8\uc758 \ub0b4\uc6a9(\uc544\ub798\uc758 \ucd9c\ucc98 \ucc38\uc870)\uc744 \uae30\ubc18\uc73c\ub85c, \ub3c5\uc790\uc758 \uc774\ud574\ub97c \ub3d5\uae30 \uc704\ud55c \ucd94\uac00\uc801\uc778 \uae00\uc744 \ud3ec\ud568\ud558\uac70\ub098, \ucd9c\ucc98\uc758 \uae00\uc744 \uc218\uc815\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc791\uc131\ud558\uc600\uc2b5\ub2c8\ub2e4. Patterns\uc740 \uc2e4\uc81c\uc758 \uac12\uc5d0 \ub9e4\ud551\ub420 \uc218 \uc788\ub294 \uac12\ub4e4\uc758 '\ud615\ud0dc'\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uccab\uc9f8\ub294 match\ub85c, \ubcc0\uc218\uac00 \uac12\uc744 \uac00\uc9c0\uace0 \uc788\uc744\ub54c, \uac12\uc5d0 \ub530\ub77c\uc11c \ub2e4\ub974\uac8c \ub3d9\uc791\ud558\uac8c \ud569\ub2c8\ub2e4. \ub458\uc9f8\ub294 destructure\ub85c, \ubcf5\ud569\uc801\uc778 \uac12\ub4e4\uc5d0\uc11c \uac1c\ubcc4\uc801\uc778 \uac12\ub4e4\uc744 \ucd94\ucd9c\ud560\uc218 \uc788\uc2b5\ub2c8\ub2e4. Pattern Matching \uac12\uc774 \uc8fc\uc5b4\uc9c4 #Dart3.0","og:url":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/","og:image":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-content\/uploads\/2023\/05\/\u1109\u1173\u110f\u1173\u1105\u1175\u11ab\u1109\u1163\u11ba-2023-05-27-\u110b\u1169\u110c\u1165\u11ab-10.46.20-e1685152019984.png","og:image:width":160,"og:image:height":28,"article:published_time":"2023-09-22T00:05:24+00:00","article:modified_time":"2023-09-22T01:44:03+00:00","twitter:card":"summary_large_image","twitter:title":"Patterns (@Dart3.0) - Welcome to Dr.Sungwon","twitter:description":"Patterns\uc5d0 \ub300\ud55c \ub2e4\uc74c \uc124\uba85\uc740, Dart \uacf5\uc2dd \uc0ac\uc774\ud2b8\uc758 \ub0b4\uc6a9(\uc544\ub798\uc758 \ucd9c\ucc98 \ucc38\uc870)\uc744 \uae30\ubc18\uc73c\ub85c, \ub3c5\uc790\uc758 \uc774\ud574\ub97c \ub3d5\uae30 \uc704\ud55c \ucd94\uac00\uc801\uc778 \uae00\uc744 \ud3ec\ud568\ud558\uac70\ub098, \ucd9c\ucc98\uc758 \uae00\uc744 \uc218\uc815\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc791\uc131\ud558\uc600\uc2b5\ub2c8\ub2e4. Patterns\uc740 \uc2e4\uc81c\uc758 \uac12\uc5d0 \ub9e4\ud551\ub420 \uc218 \uc788\ub294 \uac12\ub4e4\uc758 '\ud615\ud0dc'\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uccab\uc9f8\ub294 match\ub85c, \ubcc0\uc218\uac00 \uac12\uc744 \uac00\uc9c0\uace0 \uc788\uc744\ub54c, \uac12\uc5d0 \ub530\ub77c\uc11c \ub2e4\ub974\uac8c \ub3d9\uc791\ud558\uac8c \ud569\ub2c8\ub2e4. \ub458\uc9f8\ub294 destructure\ub85c, \ubcf5\ud569\uc801\uc778 \uac12\ub4e4\uc5d0\uc11c \uac1c\ubcc4\uc801\uc778 \uac12\ub4e4\uc744 \ucd94\ucd9c\ud560\uc218 \uc788\uc2b5\ub2c8\ub2e4. Pattern Matching \uac12\uc774 \uc8fc\uc5b4\uc9c4 #Dart3.0","twitter:image":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-content\/uploads\/2023\/05\/\u1109\u1173\u110f\u1173\u1105\u1175\u11ab\u1109\u1163\u11ba-2023-05-27-\u110b\u1169\u110c\u1165\u11ab-10.46.20-e1685152019984.png"},"aioseo_meta_data":{"post_id":"1818","title":null,"description":"#post_excerpt #Dart3.0","keywords":[],"keyphrases":{"focus":{"keyphrase":"","score":0,"analysis":{"keyphraseInTitle":{"score":0,"maxScore":9,"error":1}}},"additional":[]},"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":"","og_custom_url":null,"og_article_section":null,"og_article_tags":[],"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"BlogPosting","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":"-1","robots_max_videopreview":"-1","robots_max_imagepreview":"large","priority":null,"frequency":"default","local_seo":null,"breadcrumb_settings":null,"limit_modified_date":false,"ai":null,"created":"2023-09-22 00:05:28","updated":"2025-12-16 23:38:35","seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"http:\/\/mobilelab.khu.ac.kr\/wordpress\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"http:\/\/mobilelab.khu.ac.kr\/wordpress\/category\/writing-by-drsungwon\/\" title=\"writing\">writing<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tPatterns (@Dart3.0)\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"http:\/\/mobilelab.khu.ac.kr\/wordpress"},{"label":"writing","link":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/category\/writing-by-drsungwon\/"},{"label":"Patterns (@Dart3.0)","link":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2023\/09\/22\/patters-dart3-0\/"}],"_links":{"self":[{"href":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-json\/wp\/v2\/posts\/1818"}],"collection":[{"href":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-json\/wp\/v2\/comments?post=1818"}],"version-history":[{"count":7,"href":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-json\/wp\/v2\/posts\/1818\/revisions"}],"predecessor-version":[{"id":1833,"href":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-json\/wp\/v2\/posts\/1818\/revisions\/1833"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-json\/wp\/v2\/media\/1748"}],"wp:attachment":[{"href":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-json\/wp\/v2\/media?parent=1818"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-json\/wp\/v2\/categories?post=1818"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/wp-json\/wp\/v2\/tags?post=1818"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}