\u4eca\u56de\u306f\u3001Dart\u306e\u30ea\u30b9\u30c8\u306b\u3064\u3044\u3066\u7d39\u4ecb\u3057\u307e\u3059\u3002
\n
\nDart\u306b\u306f\u914d\u5217\u306f\u7528\u610f\u3055\u308c\u3066\u3044\u306a\u3044\u306e\u3067\u3001\u30ea\u30b9\u30c8\u3092\u914d\u5217\u3068\u3057\u3066\u4f7f\u3044\u307e\u3059\u3002\u5185\u90e8\u7684\u306b\u306f\u3001\u914d\u5217\u306b\u3088\u308b\u5b9f\u88c5\u3068\u3001\u9023\u7d50\u30ea\u30b9\u30c8\u306b\u3088\u308b\u5b9f\u88c5\u304c\u3042\u308a\u3001\u3069\u306e\u3088\u3046\u306b\u521d\u671f\u5316\u3059\u308b\u304b\u306b\u3088\u3063\u3066\u3001\u3069\u3061\u3089\u306e\u5b9f\u88c5\u304c\u4f7f\u308f\u308c\u308b\u304b\u306f\u304b\u308f\u308a\u307e\u3059\u3002Dart\u30d7\u30ed\u30b0\u30e9\u30e0\u3092JavaScript\u30d7\u30ed\u30b0\u30e9\u30e0\u3078\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u3068\u3001\u30ea\u30b9\u30c8\u306f\u914d\u5217\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u5ba3\u8a00\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u30011, 2, 3 \u3068\u3044\u3046\u8981\u7d20\u3092\u6301\u3064\u914d\u5217\u3068\u306a\u308a\u307e\u3059\u3002\uff08\u3061\u306a\u307f\u306b\u3001\u578b\u3092\u6307\u5b9a\u3057\u305f\u3044\u5834\u5408\u306f\u3001var \u306e\u5909\u308f\u308a\u306b\u3001List \u914d\u5217\u306e\u8981\u7d20\u6570\u3092\u77e5\u308b\u305f\u3081\u306b\u306f\u3001length\u3092\u4f7f\u3044\u307e\u3059\u3002\u307e\u305f\u3001i\u756a\u76ee\u306e\u8981\u7d20\u3078\u30a2\u30af\u30bb\u30b9\u3059\u308b\u306b\u306f\u3001list0[i]\u306e\u3088\u3046\u306b\u6307\u5b9a\u3092\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3068\u3001\u6b21\u306e\u3088\u3046\u306b\u3059\u3079\u3066\u306e\u8981\u7d20\u3092\u8868\u793a\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n \u914d\u5217\u3078\u8981\u7d20\u3092\u8ffd\u52a0\u3059\u308b\u305f\u3081\u306b\u3001add\u30e1\u30bd\u30c3\u30c9\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u8981\u7d20\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306b\u3001removeRange\u30e1\u30bd\u30c3\u30c9\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6b21\u306e\u4f8b\u3067\u306f\u3001\u30ea\u30b9\u30c8\u30784\u3068\u3044\u3046\u5024\u3092\u8981\u7d20\u3068\u3057\u3066\u8ffd\u52a0\u3057\u3066\u304b\u3089\u30012\u756a\u76ee(pos=2)\u306e\u8981\u7d20\u304b\u30891\u3064\u306e\u7bc4\u56f2(length=1)\u3067\u8981\u7d20\u3092\u524a\u9664\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n \u3053\u3053\u307e\u3067\u306f\u3001for\u6587\u3092\u4f7f\u3063\u3066\u3001\u30ea\u30b9\u30c8\u306e\u5404\u8981\u7d20\u3078\u30a2\u30af\u30bb\u30b9\u3057\u307e\u3057\u305f\u3002Dart\u3067\u306f\u30ea\u30b9\u30c8\u306e\u5404\u8981\u7d20\u3078\u306e\u30a2\u30af\u30bb\u30b9\u65b9\u6cd5\u3068\u3057\u3066 for, for…in, forEach\u30e1\u30bd\u30c3\u30c9 \u306e3\u3064\u306e\u65b9\u6cd5\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6b8b\u308a\u306e\u4f8b\u306b\u3064\u3044\u3066\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n \u300c\u30ea\u30b9\u30c8\u306e\u4f55\u756a\u76ee\u306e\u8981\u7d20\u304b\u300d\u3068\u3044\u3046\u60c5\u5831\u304c\u5fc5\u8981\u306a\u3051\u308c\u3070\u3001\u6b21\u306e\u3088\u3046\u306b for…in \u3092\u4f7f\u3048\u307e\u3059\u3002<\/p>\n forEach\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u3001\u5404\u8981\u7d20\u3078\u9069\u7528\u3059\u308b\u51e6\u7406\u3092\u6e21\u3059\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u4e2d\u3067\u306f\u3001\u5f15\u6570\u306b\u6e21\u3055\u308c\u305f\u51e6\u7406\u3092\u5404\u8981\u7d20\u306b\u5bfe\u3057\u3066\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u3057\u3066\u304f\u308c\u307e\u3059\u3002<\/p>\n \u95a2\u6570\u306b\u540d\u524d\u3092\u3064\u3051\u305a\u306b\u76f4\u63a5\u6307\u5b9a\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n 2\u6b21\u5143\u914d\u5217\u3092\u8868\u73fe\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002List\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\u3068\u304d\u306b\u3001\u30b5\u30a4\u30ba\u3092\u6307\u5b9a\u3059\u308b\u3068\u56fa\u5b9a\u9577\u306e\u30ea\u30b9\u30c8\u304c\u7528\u610f\u3055\u308c\u308b\u306e\u3067\u3001add\u30e1\u30bd\u30c3\u30c9\u3067\u8981\u7d20\u3092\u8ffd\u52a0\u3059\u308b\u3088\u308a\u3001\u4ee3\u5165\u3067\u8ffd\u52a0\u3057\u305f\u3044\u5834\u5408\u306f\u3001list2da\u306e\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\r\nvar list0 = [1,2,3];\r\nList<int> list1 = [1,2,3];\r\n<\/pre>\n
\r\nvoid main() {\r\n var list = [1,2,3];\r\n print(list.length)\r\n for (int i=0 ; i<list.length ; i++) {\r\n print("$i:${list[i]}");\r\n }\r\n}\r\n<\/pre>\n\r\nvoid main() {\r\n var list = [1,2,3];\r\n list.add(4);\r\n print(list);\r\n int pos = 2;\r\n int length = 1;\r\n list.removeRange(pos, length);\r\n printList(list);\r\n}\r\nvoid printList(var list) {\r\n for (int i=0 ; i<list.length ; i++) {\r\n print("$i:${list[i]}");\r\n }\r\n}\r\n<\/pre>\n\r\nvoid main() {\r\n var list = [1,2,3,4];\r\n for (final e in list) {\r\n print(e);\r\n }\r\n}\r\n<\/pre>\n\r\nvoid main() {\r\n var list = [1,2,3,4];\r\n void printElement(e) => print(e);\r\n list.forEach(printElement);\r\n}\r\n<\/pre>\n\r\nvoid main() {\r\n var list = [1,2,3,4];\r\n list.forEach((e) => print(e));\r\n}\r\n<\/pre>\n\r\n\r\nvoid main() {\r\n var size = 10;\r\n List<List<int>> list2d = new List<List<int>>();\r\n for (int j=0 ; j<size ; j++) {\r\n list2d.add(new List<int>());\r\n for (int i=0 ; i<size ; i++) {\r\n list2d[j].add(i*10 + j);\r\n }\r\n }\r\n print("list2d ----");\r\n printList(list2d);\r\n List<List<int>> list2da = new List<List<int>>(size);\r\n for (int j=0 ; j<list2da.length ; j++) {\r\n list2da[j] = new List<int>(size);\r\n for (int i=0 ; i<list2da.length ; i++) {\r\n list2da[j][i] = i*10 + j;\r\n }\r\n }\r\n print("list2da ----");\r\n printList(list2da);\r\n}\r\n\r\nvoid printList(List<List<int>> list2d) {\r\n for (int j=0 ; j<list2d.length ; j++) {\r\n for (int i=0 ; i<list2d[j].length ; i++) {\r\n print("$i, $j : ${list2d[j][i]}");\r\n }\r\n }\r\n}\r\n<\/pre>\n\n