{"id":369,"date":"2020-03-09T09:00:05","date_gmt":"2020-03-09T00:00:05","guid":{"rendered":"http:\/\/mobilelab.khu.ac.kr\/?p=369"},"modified":"2020-04-04T22:04:06","modified_gmt":"2020-04-04T13:04:06","slug":"be-dart-programmer-08","status":"publish","type":"post","link":"http:\/\/mobilelab.khu.ac.kr\/wordpress\/2020\/03\/09\/be-dart-programmer-08\/","title":{"rendered":"Dart Programmer \ub418\uae30 [08]"},"content":{"rendered":"\n

< Dart \uae30\ucd08\ubb38\ubc95 – Number Types ><\/h4>\n\n\n\n

Dart\ub294 \uc815\uc218\uacfc \uc2e4\uc218\ub97c \ub2e4\ub8e8\uae30 \uc704\ud558\uc5ec, \uac01\uac01 int(integer) \ud0c0\uc785\uacfc double \ud0c0\uc785\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4. \uc774 \ub450 \ud0c0\uc785\uc758 \uac12\uc744 \uc800\uc7a5\ud558\ub294 \ubcc0\uc218\uc640 \uc0c1\uc218\ub97c \uc5b4\ub5bb\uac8c \ub9cc\ub4dc\ub294\uc9c0\uc5d0 \ub300\ud574\uc11c\ub294, \uc774\ubbf8 Be.Programmer [07]\uc5d0\uc11c \ub2e4\ub918\uc2b5\ub2c8\ub2e4. \ubcc0\uc218\uc758 \ud0c0\uc785(int, double)\uc744 \uc9c0\uc815 \ud558\uae30\ub3c4 \ud588\uace0, var\/dynamic\/Object \ud0c0\uc785\uc744 \uc0ac\uc6a9\ud558\uc5ec, \uc815\uc218\uc640 \uc2e4\uc218 \ud0c0\uc785\uc758 \ub370\uc774\ud0c0\ub97c \uc800\uc7a5\ud560 \uc218 \ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc5ec\uae30\uc11c\ub294 \uc774 \ub4e4\uc744 \uc5b4\ub5bb\uac8c \uc0ac\uc6a9\ud558\ub294 \uc9c0\uc5d0 \ub300\ud574\uc11c \ub2e4\ub8e8\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc815\uc218 \ub370\uc774\ud0c0 \ud0c0\uc785 (int, integer)<\/h4>\n\n\n\n

Dart\uc5d0\uc11c int \ub370\uc774\ud0c0\ub294 64bit \ubcf4\ub2e4 \uc791\ub3c4\ub85d \uc81c\ud55c\ub429\ub2c8\ub2e4. \uadf8\ub9ac\uace0, \ub2e4\uc591\ud55c \ud50c\ub7ab\ud3fc\uc744 \uc9c0\uc6d0\ud560 \uc218 \uc788\ub294 Dart\uc758 \ud2b9\uc131\uc0c1, Dart VM\uc744 \ud1b5\ud558\uc5ec \uc2e4\ud589\ud558\ub294 \uacbd\uc6b0\uc758 int\ub294 -2^63 ~ 2^63 -1 \uc758 \uac12\uc744 \ud45c\ud604\ud560 \uc218 \uc788\uace0, Dart \ud504\ub85c\uadf8\ub7a8\uc744 JavaScript\ub85c \ubcc0\ud658\ud558\uc5ec \uc2e4\ud589\ud558\ub294 \ud658\uacbd\uc5d0\uc11c\ub294 -2^53 ~ 2^53 -1\uc758 \uac12\uc744 \ud45c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc2e4\uc218 \ub370\uc774\ud0c0 \ud0c0\uc785 (double, floating-point)<\/h4>\n\n\n\n

Dart\uc5d0\uc11c \uc2e4\uc218 \ub370\uc774\ud0c0\ub294 double \ub370\uc774\ud0c0 \ud0c0\uc785\uc73c\ub85c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc6d0\ub798 \ucef4\ud4e8\ud130\uc5d0\uc11c \uc2e4\uc218\ud615 \ub370\uc774\ud0c0\ub97c \ub2e4\ub8e8\ub294 \uac83\uc740 \ub9e4\uc6b0 \ubcf5\uc7a1\ud55c \uc791\uc5c5 \uc911\uc758 \ud558\ub098\uc785\ub2c8\ub2e4. Dart\ub294 \ucef4\ud4e8\ud130\uc5d0\uc11c \uc2e4\uc218 \ub370\uc774\ud0c0\ub97c \ub2e4\ub8e8\ub294 \ud45c\uc900 \ubc29\ubc95\uc778 IEEE 754 \ubc29\uc2dd\uc744 \uc9c0\uc6d0\ud558\uba70, 64bit\uc758 \ucc98\ub9ac\ub97c \ud569\ub2c8\ub2e4. IEEE 754\uc758 64bit Double \ucc98\ub9ac \ubc29\uc2dd\uc5d0 \ub300\ud574\uc11c\ub294 [\ucc38\uc870<\/a>] \ubb38\uc11c\ub97c \ud1b5\ud574\uc11c \ub354 \uc0c1\uc138\ud55c \ub0b4\uc6a9\uc744 \ud655\uc778 \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc22b\uc790 \ub370\uc774\ud0c0 \uc5f0\uc0b0\uc790 (Arithmetic Operators)<\/h4>\n\n\n\n

\uc815\uc218\uc640 \uc2e4\uc218\ub294 \uc218\ud559\uc5d0\uc11c \ub2e4\uc591\ud55c \uc5f0\uc0b0\uc744 \uc704\ud574\uc11c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. Dart\uc5d0\uc11c\ub3c4 \uc218\ud559\uc758 \uac1c\ub150\uc744 \uad6c\ud604\ud560 \uc218 \uc788\ub3c4\ub85d \uc5f0\uc0b0\uc790\ub97c \uc81c\uacf5\ud558\uace0 \uc788\uc73c\uba70, \ub300\ubd80\ubd84 \uc218\ud559\uacfc \uc720\uc0ac\ud55c \uac1c\ub150\uc744 \uc62e\uaca8 \ub193\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub300\ud45c\uc801\uc778 \uc5f0\uc0b0\uc790\ub4e4\uc744 \ud558\ub098\uc529 \uc54c\uc544 \ubcf4\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

Add<\/em> \ub354\ud558\uae30\ub294 \uc218\ud559\uacfc \uac19\uc740 ‘+’ \uae30\ud638\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ubcc4\ub3c4\uc758 \uc124\uba85\uc774 \ud544\uc694 \uc5c6\uaca0\uc8e0.<\/p>\n\n\n\n

Subtract<\/em> \ube7c\uae30\ub3c4 \uc218\ud559\uacfc \uac19\uc740 ‘-‘ \uae30\ud638\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ubcc4\ub3c4\uc758 \uc124\uba85\uc740 \ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

Minus Sign<\/em> \ub9c8\uc774\ub108\uc2a4 \ubd80\ud638\ub294 \uc218\ud559\uacfc \uac19\uc774 ‘-‘ \uae30\ud638\ub97c \uc22b\uc790 \uc55e\uc5d0 \ubd99\uc774\uba74 \ub429\ub2c8\ub2e4. <\/p>\n\n\n\n

Multiply<\/em> \uacf1\ud558\uae30\ub294 \uac1c\ub150\uc740 \uc218\ud559\uacfc \uac19\uc9c0\ub9cc, \uc54c\ud30c\ubcb3\uc758 ‘x (\uc5d1\uc2a4)’\uc640 \ud5f7\uac08\ub9ac\uc9c0 \uc54a\ub3c4\ub85d \ud558\uae30 \uc704\ud558\uc5ec, ‘*’ \uae30\ud638\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n

Divide<\/em> \ub098\ub204\uae30\ub294 \uc218\ud559\uacfc \uc880 \ub9ce\uc774 \ub2e4\ub985\ub2c8\ub2e4. \uc815\uc218\/\uc2e4\uc218 \uad6c\ubd84\uc5c6\uc774 ‘\/’ \uae30\ud638\ub97c \uc0ac\uc6a9\ud558\uba74, \uacb0\uacfc\ub294 \uc18c\uc22b\uc810\uc744 \uac16\ub294 \ud558\ub098\uc758 \uc22b\uc790\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ud2b9\uc774\ud558\uac8c \uc0dd\uae34 ‘~\/’ \uae30\ud638\ub294 \uc815\uc218 \uacb0\uacfc\ub97c \ub098\ud0c0\ub0b4\ub294\ub370, \ubaab\uc744 \ub098\ud0c0\ub0b8\ub2e4\uace0 \uc0dd\uac01\ud558\uba74 \uc774\ud574\uac00 \ube60\ub974\uaca0\uc9c0\uc694. \ub9c8\uc9c0\ub9c9\uc744 \uc138\ubc88\uc9f8 \ub098\ub204\uae30 \uae30\ud638\ub294 ‘%’\uc774\uba70, \uc815\uc218\ub85c \ubaab\uc744 \uad6c\ud55c \ud6c4\uc5d0 \ub098\uba38\uc9c0\ub97c \uc815\uc218 \ud615\ud0dc\ub85c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. <\/p>\n\n\n\n

\ub3d9\uc801 \ud0c0\uc785 \ubcc0\uc218\ub4e4\uc744 \ub9cc\ub4e4\uc5b4\uc11c \uc815\uc218\uc640 \uc2e4\uc218\uc5d0 \ub300\ud574\uc11c \uc704\uc758 \uc5f0\uc0b0\uc790\ub4e4\uc744 \uc801\uc6a9\ud55c \uc608\uc81c \ud504\ub85c\uadf8\ub7a8\uc774 \uc544\ub798\uc5d0 \ub098\ud0c0\ub098 \uc788\uc2b5\ub2c8\ub2e4. \uccab\ubc88\uc9f8 \ubd80\ubd84\uc740 \uc815\uc218\ub4e4\uc5d0 \ub300\ud55c \uc5f0\uc0b0\uc774\uace0, \ub450\ubc88\uc9f8 \ubd80\ubd84\uc740 \uc2e4\uc218\ub4e4\uc5d0 \ub300\ud55c \uc5f0\uc0b0\uc774\uace0, \uc138\ubc88\uc9f8 \ubd80\ubd84\uc740 \uc2e4\uc218\uc640 \uc815\uc218\ub97c \uc11e\uc5b4\uc11c \uacc4\uc0b0\ud55c\ub2e4\ub294 \uc608\uc81c\ub97c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n\n\n\n

\/\/ darttutorial-08-01.dart\n\nvoid main() {\n  dynamic num1 = 9;\n  dynamic num2 = 4;\n  dynamic res1 = num1 + num2;\n  dynamic res2 = num1 - num2;\n  dynamic res3 = num1 * num2;\n  dynamic res4 = num1 \/ num2;\n  dynamic res5 = num1 ~\/ num2;\n  dynamic res6 = num1 % num2;\n\n  \/\/ print 13 5 36 2.25 2 1\n  print(\"$res1 $res2 $res3 $res4 $res5 $res6\");\n\n  num1 = 9.0;\n  num2 = 4.0;\n  res1 = num1 + num2;\n  res2 = num1 - num2;\n  res3 = num1 * num2;\n  res4 = num1 \/ num2;\n  res5 = num1 ~\/ num2;\n  res6 = num1 % num2;\n\n  \/\/ print 13.0 5.0 36.0 2.25 2 1.0\n  print(\"$res1 $res2 $res3 $res4 $res5 $res6\");\n\n  num1 = 9.0;\n  num2 = 4;\n  res1 = num1 + num2;\n  res2 = num1 - num2;\n  res3 = num1 * num2;\n  res4 = num1 \/ num2;\n  res5 = num1 ~\/ num2;\n  res6 = num1 % num2;\n\n  \/\/ print 13.0 5.0 36.0 2.25 2 1.0\n  print(\"$res1 $res2 $res3 $res4 $res5 $res6\");\n}<\/pre>\n\n\n\n
\uc218\ud559\uc5d0\ub294 \uc5c6\ub294 \uae30\ud638\uac00 \uc788\ub294\ub370, \ubc14\ub85c ‘++’ \uae30\ud638(\uc5f0\uc0b0\uc790)\uc785\ub2c8\ub2e4. \uc0ac\uc6a9 \ubb38\ubc95\uc740 \ub2e8\uc21c\ud55c\ub370, \ubcc0\uc218 a\uac00 \uc788\uc744\ub54c, ++a \ud639\uc740 a++\ub85c \uc0ac\uc6a9\ud558\ub294\ub370, \ub9cc\uc57d \ub2e4\ub978 \ubb38\uc7a5\uacfc \uc11e\uc5b4\uc11c \uc0ac\uc6a9\ud558\uc9c0 \uc54a\uace0, \ud55c\uc904\uc5d0 ++a \ud639\uc740 a++\ub9cc \uc788\ub2e4\uba74, \ub458 \ubaa8\ub450 a = a + 1\uacfc \uac19\uc740 \uc758\ubbf8\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ub2e4\ub978 \ubb38\uc7a5\uacfc \uc11e\uc5ec\uc11c \uc0ac\uc6a9\ud558\uba74, \ub458\uc740 \uc11c\ub85c \ub2e4\ub978 \uc758\ubbf8\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc544\ub798\uc758 darttutorial-08-01.dart \uc608\uc81c\ub97c \ub3d9\uc791\uc2dc\ud0a4\uba74, \ub450\ubc88\uc9f8\uc640 \uc138\ubc88\uc9f8 print \uad6c\ubb38\uc5d0\uc11c \uc11c\ub85c \ub2e4\ub978 \uacb0\uacfc\uac00 \ub098\uc624\ub294 \uac83\uc744 \uc54c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n
\/\/ darttutorial-08-01.dart\n\nvoid main() {\n  dynamic var1 = 1;\n  print(\"$var1\"); \/\/ Print 1\n\n  var1 = ++var1 + 10;\n  print(\"$var1\"); \/\/ Print 12\n\n  var1 = var1++ + 10;\n  print(\"$var1\"); \/\/ Print 22\n}<\/pre>\n\n\n\n
\uccab\ubc88\uc9f8 print \uad6c\ubb38\uc5d0\uc11c\ub294 var1 \ubcc0\uc218\ub97c \ub9cc\ub4e4\uace0 1\ub85c \ucd08\uae30\ud654 \ud55c \uac12\uc744 \uadf8\ub300\ub85c \ucd9c\ub825\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n
\ub450\ubc88\uc9f8 print \uad6c\ubb38\uc5d0\uc11c\ub294 12\uc758 \uacb0\uacfc\uac00 \ub098\uc654\ub294\ub370, \uc774\uc720\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4. var1 = ++var1 + 10;\uc744 \ud574\uc11d\ud558\uba74, ++ \uc5f0\uc0b0\uc790\uac00 \ubcc0\uc218 \uc55e\uc5d0 \uc788\ub294 \uacbd\uc6b0\uc5d0 \uc788\uc5b4\uc11c, ++ \uc5f0\uc0b0\uc790\uac00 \ub2e4\ub978 \uc5f0\uc0b0\uc790\uc778 + \ubc0f = \uae30\ud638\ud654 \uac19\uc740 \ub77c\uc778\uc5d0 \uc788\ub294 \uac83\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7f0 \uacbd\uc6b0 ++ \uc5f0\uc0b0\uc790\uac00 \ubcc0\uc218 \uc55e\uc5d0 \uc788\ub294 \uacbd\uc6b0\ub294, \ub2e4\ub978 \uc5f0\uc0b0\uc790 \ubcf4\ub2e4 \uba3c\uc800 \uc791\uc5c5\uc744 \ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc704\uc758 \uc904\uc740 1) var1\uc758 \uac12\uc744 1\ub9cc\ud07c \uc99d\uac00 \uc2dc\ud0a4\uace0, 2) \uc55e\uc11c 1)\uc758 \uacb0\uacfc\uc5d0 10\uc744 \ub354\ud55c \ud6c4, 3) \ub354\ud55c \uacb0\uacfc\ub97c var1\uc5d0 \ub2e4\uc2dc \uc800\uc7a5\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c var1\uc774 1\ub85c \ucd08\uae30\ud654\ub41c \uc0c1\ud0dc\uc5d0\uc11c, 1)\uc744 \uc218\ud589\ud558\uba74 2\uac00 \ub418\uace0, 2)\ub97c \uc218\ud589\ud558\uba74 \ub2e4\uc2dc 12\ub85c \uc99d\uac00\ud558\uba70, \uc774\ub97c 3)\uc5d0\uc11c var1\uc5d0 \uc800\uc7a5\ud558\ub294 \uac83\uc744 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n
\uc138\ubc88\uc9f8 print \uad6c\ubb38\uc5d0\uc11c\ub294 ++ \uc5f0\uc0b0\uc790\uac00 var1\uc758 \ub4a4\uc5d0 \ub193\uc778 \uac83\uc744 \ubcfc\uc218 \uc788\uc2b5\ub2c8\ub2e4. ++ \uc5f0\uc0b0\uc790\uac00 \ubcc0\uc218 \ub4a4\uc5d0 \uc788\ub294 \uacbd\uc6b0\ub294, \uc55e\uc11c \ub450\ubc88\uc9f8 \uacbd\uc6b0\uc640 \ubc18\ub300\ub85c \ub3d9\uc791\ud569\ub2c8\ub2e4. \uc989, \uac19\uc740 \ub77c\uc778\uc758 \ub2e4\ub978 \uc5f0\uc0b0\uc790\ub4e4\uc744 \uba3c\uc800 \uc218\ud589\ud558\uace0, \ub098\uc911\uc5d0 ++ \uc5f0\uc0b0\uc744 \ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c 1) var1\uc758 \uac12\uc5d0 10\uc744 \ub354\ud55c\ud6c4, 2) \uc55e\uc11c 1)\uc758 \uacb0\uacfc\ub97c var1\uc5d0 \uc800\uc7a5\ud55c \ud6c4, 3) var1\uc758 \uac12\uc744 1\ub9cc\ud07c \uc99d\uac00 \uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n\n\n\n
‘–‘ \uc5f0\uc0b0\uc790\ub3c4 \uc788\uc73c\uba70, ‘++’ \uc5f0\uc0b0\uc790\uc640 \ub9c8\ucc2c\uac00\uc9c0\ub85c –a \ud639\uc740 a– \ucc98\ub7fc \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc758\ubbf8\ub294 a = a – 1\ub85c \ud574\uc11d\ud569\ub2c8\ub2e4. \ub2e4\ub978 \uc5f0\uc0b0\uc790\uc640 \ud568\uaed8 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0\uc758 \uc6b0\uc120\uc21c\uc704\ub294 ‘++’ \uc5f0\uc0b0\uc790\uc640 \ub3d9\uc77c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
\uc22b\uc790 \ub370\uc774\ud0c0 \uad00\ub828 \uae30\ud0c0 \uae30\ub2a5<\/h4>\n\n\n\n
\ub098\uc911\uc5d0 \ud074\ub798\uc2a4(Class)\uc640 \ud568\uc218(Function)\uc744 \ubc30\uc6b0\uba74, \ub354 \ub9ce\uc740 \ub0b4\uc6a9\uc744 \ubc30\uc6b0\uaca0\uc9c0\ub9cc, Dart \uc5b8\uc5b4\ub294 \uc22b\uc790 \uc678\uc5d0\ub3c4 \ub9e4\uc6b0 \ub9ce\uc740 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub2e4\uc74c\uc758 darttutorial-08-03.dart \ud504\ub85c\uadf8\ub7a8\uc740 \uba87\uac00\uc9c0 \uc720\uc6a9\ud55c \uae30\ub2a5\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n\n\n\n
\/\/ darttutorial-08-03.dart\n\nvoid main() {\n  \/\/ integer in hexadecimal format\n  var num1 = 0x0F; \n  \/\/ print 15\n  print(\"$num1\");\n\n  \/\/ exponential number format\n  var num2 = 1.1e2;\n  \/\/ print 110.0\n  print(\"$num2\");\n\n  \/\/ String -> int\n  var num3 = int.parse('1');\n  \/\/ print 1\n  print(\"$num3\");\n\n  \/\/ String -> double\n  var num4 = double.parse('1.1');\n  \/\/ print 1.1\n  print(\"$num4\");\n}<\/pre>\n\n\n\n
num1\uc740 10\uc9c4\ubc95\uc73c\ub85c \uac12\uc744 \ud45c\ud604\ud558\ub294 \uc77c\ubc18\uc801\uc778 \ubc29\uc2dd \uc678\uc5d0, 16\uc9c4\ubc95\uc73c\ub85c \uc22b\uc790\ub97c \ud45c\ud604\ud558\ub294 \uac83\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. 0x\ub85c \uc2dc\uc791\ud558\ub294 \uc22b\uc790\ub294 16\uc9c4\ubc95\uc73c\ub85c\uc368, 16\uc9c4\ubc95\uc740 1\uc790\ub9ac\uc5d0 0~15\uae4c\uc9c0\uc758 10\uc9c4\ubc95\uc5d0 \ud574\ub2f9\ud558\ub294 \uc758\ubbf8\ub97c \ud45c\ud604 \uac00\ub2a5\ud55c\ub370, 10\uc9c4\ubc95\uc758 10\/11\/12\/13\/14\/15\uac00 \uac01\uac01 A\/B\/C\/D\/E\/F\ub85c \ud45c\ud604 \ub429\ub2c8\ub2e4. \ub530\ub77c\uc11c num1\uc744 \ucd9c\ub825\ud558\uba74 16\uc9c4\ubc95 F\uc5d0 \ud574\ub2f9\ud558\ub294 10\uc9c4\ubc95 15\uac00 \ucd9c\ub825\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n
num2\ub294 \uc9c0\uc218 \ub85c\uadf8 \uac12\uc744 \ud45c\ud604\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. 1.1\uc5d0 \uc9c0\uc218\ub85c\uadf8 2\ub97c \uacc4\uc0b0\ud558\uc5ec, \ub450\ubc88\uc9f8 print \uad6c\ubb38\uc5d0\uc11c 110.0\uc774 \ucd9c\ub825\ub418\ub294 \uac83\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n
num3\uc640 num4\ub294 \uc22b\uc790\ub85c\ub9cc \ub9cc\ub4e4\uc5b4\uc9c4 \ubb38\uc790\uc5f4\uc774 \uc8fc\uc5b4 \uc84c\uc744\ub54c, \ubb38\uc790\uc5f4\uc744 \uc22b\uc790\ub85c \ubcc0\ud658\ud558\ub294 \uac83\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. num3\ub294 \uc815\uc218 1\uc758 \ubb38\uc790\uc5f4\uc774\ubbc0\ub85c, 1\uc758 \uc815\uc218\uac12\uc774 \uc804\ub2ec\ub418\uba70, num4\ub294 \uc2e4\uc218 1.1\uc758 \ubb38\uc790\uc5f4\uc774 \uc800\uc7a5\ub418\uc5b4 \uc788\uc73c\ubbc0\ub85c, \uc774\ub97c \uc2e4\uc218\ub85c \ubcc0\ud658\ud55c \uac12\uc744 num4\uc5d0 \uc800\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
\ub9c8\ubb34\ub9ac<\/h4>\n\n\n\n
\uc774\ubc88 \uae00\uc5d0\uc11c\ub294 \uc218\ud559 \uacc4\uc0b0\uc744 Dart \uc5b8\uc5b4\uc5d0\uc11c \uc218\ud589\ud558\uae30 \uc704\ud55c \ubc29\ubc95\uc744 \uc54c\uc544 \ubcf4\uc558\uc2b5\ub2c8\ub2e4. Dart \uc5b8\uc5b4\uc758 \uc815\uc218\uc640 \uc2e4\uc218 \ub370\uc774\ud0c0 \ud0c0\uc785\uacfc \uc5f0\uc0b0\uc790 \ub4e4\uc5d0\uc11c \ud559\uc2b5 \ud558\uc600\uc73c\uba70, \ubd80\uac00\uc801\uc778 \uae30\ub2a5 \ub4f1\uc5d0 \ub300\ud574\uc11c \uc124\uba85 \ud558\uc600\uc2b5\ub2c8\ub2e4.  <\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
Creative Commons License<\/strong> (CC BY-NC-ND<\/strong>)<\/p>\n","protected":false},"excerpt":{"rendered":"
< Dart \uae30\ucd08\ubb38\ubc95 – Number Types > Dart\ub294 \uc815\uc218\uacfc \uc2e4\uc218\ub97c \ub2e4\ub8e8\uae30 \uc704\ud558\uc5ec, \uac01\uac01 int(integer) \ud0c0\uc785\uacfc double \ud0c0\uc785\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4. \uc774 \ub450 \ud0c0\uc785\uc758 \uac12\uc744 \uc800\uc7a5\ud558\ub294 \ubcc0\uc218\uc640 \uc0c1\uc218\ub97c \uc5b4\ub5bb\uac8c \ub9cc\ub4dc\ub294\uc9c0\uc5d0 \ub300\ud574\uc11c\ub294, \uc774\ubbf8 Be.Programmer …<\/p>\n","protected":false},"author":1,"featured_media":853,"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\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t