\u57fa\u672c<\/p>\n
public partial class Form1 : Form\r\n {\r\n public Form1()\r\n {\r\n InitializeComponent();\r\n\r\n var a = Enumerable.Range(2, 4).ToArray();\r\n \/\/ a = int[] 2, 3, 4, 5\r\n\r\n var b = a.Select(x => x * 2);\r\n \/\/ \u5168\u3066\u306e\u8981\u7d20\u306b\u51e6\u7406\r\n \/\/ b = IEnumerable<int> 4, 6, 8, 10\r\n\r\n var c = b.Where(x => x % 3 == 0);\r\n \/\/ True\u3092\u5168\u3066\u8fd4\u3059\r\n \/\/ c = IEnumerable<int> 6\r\n\r\n var d = b.Take(2);\r\n \/\/ \u5148\u982d\u304b\u3089\u6307\u5b9a\u3057\u305f\u6570\u3092\u53d6\u5f97\r\n \/\/ d = IEnumerable<int> 4, 6\r\n\r\n var e = b.Skip(2);\r\n \/\/ \u6307\u5b9a\u3057\u305f\u6570\u3092\u98db\u3070\u3059\r\n \/\/ e = IEnumerable<int> 8, 10\r\n\r\n var f = b.TakeWhile(x => x != 10);\r\n \/\/ True\u306e\u9593\u53d6\u5f97\r\n \/\/ false\u306b\u306a\u308b\u3068\u7d42\u4e86\u3002Where\u306f\u5168\u3066\u3092\u8a55\u4fa1\u3059\u308b\u3068\u3044\u3046\u3068\u3053\u308d\u304c\u9055\u3044\r\n \/\/ f = IEnumerable 4, 6, 8\r\n\r\n var g = b.SkipWhile(x => x != 8); \r\n \/\/ True\u306e\u9593\u30b9\u30ad\u30c3\u30d7\r\n \/\/ g = IEnumerable 8, 10\r\n\r\n var h = b.First();\r\n \/\/ \u5148\u982d\r\n \/\/ h = int 4\r\n\r\n var i = b.First(x => x == 8); \r\n \/\/ \u6761\u4ef6\u3092\u6e80\u305f\u3059\u6700\u521d\u306e\u5024\u3001\u898b\u3064\u304b\u3089\u306a\u3044\u3068\u4f8b\u5916\r\n \/\/ i = int 8\r\n\r\n var j = b.FirstOrDefault(x => x == 11); \r\n \/\/ \u6761\u4ef6\u3092\u6e80\u305f\u3059\u6700\u521d\u306e\u5024\u3001\u898b\u3064\u304b\u3089\u306a\u3044\u3068\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\r\n \/\/ j = int 0\r\n\r\n var l = b.Last();\r\n \/\/ \u6700\u5f8c\r\n \/\/ l = int 10\r\n\r\n var m = b.Count(); \r\n \/\/ \u8981\u7d20\u6570\r\n \/\/ m = int 4\r\n\r\n var n = b.Count(x => x % 4 == 0); \r\n \/\/ \u6761\u4ef6\u3092\u6e80\u305f\u3059\u8981\u7d20\u6570\u3001\u6761\u4ef6\u3092\u5165\u308c\u306a\u3044\u3067\u5168\u3066\u306e\u8981\u7d20\u6570\r\n \/\/ n = int 2\r\n\r\n var o = b.All(x => x % 2 == 0); \r\n \/\/ \u5168\u3066\u306e\u8981\u7d20\u304c\u6761\u4ef6\u3092\u6e80\u305f\u3057\u305f\u3089True\r\n \/\/ o = bool True\r\n\r\n }\r\n }<\/pre>\n <\/p>\n","protected":false},"excerpt":{"rendered":"
\u57fa\u672c public partial class Form1 : Form { public Form1() { InitializeComponent(); var a = Enumerable.Range(2, 4). … <\/p>\n