{"id":6229,"date":"2015-05-22T16:10:39","date_gmt":"2015-05-22T07:10:39","guid":{"rendered":"http:\/\/programminglanguage7.com\/?p=6229"},"modified":"2015-05-23T15:10:51","modified_gmt":"2015-05-23T06:10:51","slug":"post-6229","status":"publish","type":"post","link":"https:\/\/programminglanguage7.com\/?p=6229","title":{"rendered":"\u69d8\u3005\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8(Object\u30aa\u30d6\u30b8\u30a7\u30af\u30c8)\u306b\u3064\u3044\u3066\u77e5\u308d\u30466"},"content":{"rendered":"<p><span style=\"font-size: 14pt;\">\u3053\u306e\u7ae0\u3067\u306fObject\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/span><br \/>\n<span style=\"font-size: 14pt;\">Object \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u3059\u3079\u3066\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u57fa\u672c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u3059\u3002<\/span><br \/>\n<span style=\"font-size: 14pt;\">Object 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loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-6240\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14717-300x236.jpg\" alt=\"1\" width=\"300\" height=\"236\" srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14717-300x236.jpg 300w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14717.jpg 539w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/span><br \/>\n<span style=\"font-size: 14pt;\">\u6b21\u306fObject\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3084\u30e1\u30bd\u30c3\u30c9\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<a href=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14718.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-6241\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14718-279x300.jpg\" alt=\"1\" width=\"297\" height=\"319\" srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14718-279x300.jpg 279w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14718.jpg 534w\" sizes=\"(max-width: 297px) 100vw, 297px\" \/><\/a><\/span> <span style=\"font-size: 14pt;\">constructor\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u306f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3057\u305f\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3078\u306e\u53c2\u7167\u304c\u5165\u3063\u3066\u3044\u307e\u3059\u3002<\/span><br \/>\n<span style=\"font-size: 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srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14719-300x26.jpg 300w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14719.jpg 423w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/span> <span style=\"font-size: 14pt;\">=&gt;\u914d\u5217\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><a href=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14720.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-6243\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14720-300x27.jpg\" alt=\"1\" width=\"300\" height=\"27\" srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14720-300x27.jpg 300w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14720.jpg 421w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a> <span style=\"font-size: 14pt;\">=&gt; typeof\u3067\u578b\u306e\u78ba\u8a8d\u3059\u308b\u3068\u914d\u5217\u306fobject\u306b\u306a\u308a\u307e\u3059\u3002<\/span><br \/>\n<span style=\"font-size: 14pt;\">\u6307\u5b9a\u3057\u305f\u30c7\u30fc\u30bf\u304c\u3069\u306e\u30c7\u30fc\u30bf\u578b\u306b\u5f53\u3066\u306f\u307e\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306ftypeof\u6f14\u7b97\u5b50\u3092\u4f7f\u3044\u307e\u3059\u3002<a href=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14721.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6244\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14721.jpg\" alt=\"1\" width=\"212\" height=\"90\" \/><\/a><\/span><br \/>\n<a href=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14722.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-6245\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14722-300x39.jpg\" alt=\"1\" width=\"300\" height=\"39\" srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14722-300x39.jpg 300w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14722.jpg 353w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><span style=\"font-size: 14pt;\">=&gt; Date\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-size: 14pt;\"><a href=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14723.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-6246\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14723-300x32.jpg\" alt=\"1\" width=\"300\" height=\"32\" srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14723-300x32.jpg 300w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14723.jpg 454w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>=&gt; typeof\u3067\u578b\u306e\u78ba\u8a8d\u3059\u308b\u3068\u914d\u5217\u306fobject\u306b\u306a\u308a\u307e\u3059\u3002<\/span><br \/>\n<span style=\"font-size: 14pt;\">\u914d\u5217\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068Date\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u5171\u306b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306a\u306e\u3067typeof\u3067\u306f\u533a\u5225\u304c\u3064\u304d\u307e\u305b\u3093\u3002\u4f8b\u306b\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u4ee5\u4e0b\u306e\u4f8b\u306e\u51fa\u529b\u3082object\u3067\u3059\u3002<a href=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14724.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-6247\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14724-300x64.jpg\" alt=\"1\" width=\"300\" height=\"64\" srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14724-300x64.jpg 300w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14724.jpg 490w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/span> <span style=\"font-size: 14pt;\">\u3053\u306e\u3088\u3046\u306a\u6642\u306bconstructor\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4f7f\u3046\u3068\u533a\u5225\u304c\u51fa\u6765\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-size: 14pt;\"><a href=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14725.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-6248\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14725-300x29.jpg\" alt=\"1\" width=\"300\" height=\"29\" srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14725-300x29.jpg 300w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14725.jpg 504w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/span> <span style=\"font-size: 14pt;\">=&gt; s.constructor\u306b\u306f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3057\u305f\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3078\u306e\u53c2\u7167\u304c\u5165\u3063\u3066\u3044\u308b\u306e\u3067\u7d50\u679c\u306f<a href=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14726.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-6249\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14726-300x23.jpg\" alt=\"1\" width=\"300\" height=\"23\" srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14726-300x23.jpg 300w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14726.jpg 422w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\u3067\u3059\u3002<\/span><br \/>\n<span style=\"font-size: 14pt;\">\u3053\u308c\u3067\u914d\u5217\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u3042\u308b\u3053\u3068\u304c\u89e3\u308a\u307e\u3059\u3002<\/span><br \/>\n<a href=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14727.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-6250\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14727-300x20.jpg\" alt=\"1\" width=\"345\" height=\"23\" srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14727-300x20.jpg 300w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14727.jpg 534w\" sizes=\"(max-width: 345px) 100vw, 345px\" \/><\/a><span style=\"font-size: 14pt;\">\u3067\u78ba\u8a8d\u3059\u308b\u3068true\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14728.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-6251\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14728-300x23.jpg\" alt=\"1\" width=\"326\" height=\"25\" srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14728-300x23.jpg 300w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14728.jpg 520w\" sizes=\"(max-width: 326px) 100vw, 326px\" \/><\/a><span style=\"font-size: 14pt;\">=&gt; now.constructor\u306b\u306f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3057\u305f\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3078\u306e\u53c2\u7167\u304c\u5165\u3063\u3066\u3044\u308b\u306e\u3067\u7d50\u679c\u306f<a href=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14729.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-6252\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14729-300x25.jpg\" alt=\"1\" width=\"300\" height=\"25\" srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14729-300x25.jpg 300w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14729.jpg 408w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\u3067\u3059\u3002<\/span><br \/>\n<span style=\"font-size: 14pt;\">\u3053\u3053\u3067Date\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u3042\u308b\u3053\u3068\u304c\u89e3\u308a\u307e\u3059\u3002<\/span><br \/>\n<a href=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14730.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-6253\" src=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14730-300x24.jpg\" alt=\"1\" width=\"350\" height=\"28\" srcset=\"https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14730-300x24.jpg 300w, https:\/\/programminglanguage7.com\/wp-content\/uploads\/2015\/05\/14730.jpg 535w\" sizes=\"(max-width: 350px) 100vw, 350px\" \/><\/a><span style=\"font-size: 14pt;\">\u3067\u78ba\u8a8d\u3059\u308b\u3068true\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 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