"{\"blocks\":[{\"key\":\"50i48\",\"text\":\"JavaScript\u306e\u5b66\u7fd2\u3092\u958b\u59cb\u3057\u3066\u3001\u521d\u671f\u306b\u7591\u554f\u306b\u601d\u3063\u305f\u30c6\u30fc\u30de\u3067\u3042\u308bJavaScript\u306ethis\u306b\u3064\u3044\u3066\u4e0b\u8a18\u306b\u307e\u3068\u3081\u307e\u3059\u3002\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"1no4j\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"brt7u\",\"text\":\"JavaScript\u306ethis\u306f\u3001\u5b9f\u884c\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u5024\u3092\u53c2\u7167\u3057\u307e\u3059\u3002\u5b9f\u884c\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3068\u306f\u3001JavaScript\u30b3\u30fc\u30c9\u304c\u5b9f\u884c\u3055\u308c\u308b\u969b\u306e\u74b0\u5883\u3092\u6307\u3057\u307e\u3059\u3002\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"fnt6u\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"edct4\",\"text\":\"\u305d\u3082\u305d\u3082this\u3068\u306f\u2026\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":0,\"length\":11,\"style\":\"BOLD\"},{\"offset\":0,\"length\":11,\"style\":\"20px\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"7bjml\",\"text\":\"this\u306fJavaScript\u306b\u304a\u3044\u3066\u3001\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306e\u7279\u6b8a\u306a\u30ad\u30fc\u30ef\u30fc\u30c9\u3067\u3001\u73fe\u5728\u306e\u5b9f\u884c\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306b\u304a\u3051\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u53c2\u7167\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u8a00\u3044\u63db\u3048\u308b\u3068\u3001this\u306f\u95a2\u6570\u304c\u3069\u306e\u3088\u3046\u306b\u547c\u3073\u51fa\u3055\u308c\u305f\u304b\u306b\u57fa\u3065\u3044\u3066\u3001\u52d5\u7684\u306b\u305d\u306e\u5024\u304c\u6c7a\u307e\u308b\u30ad\u30fc\u30ef\u30fc\u30c9\u3067\u3059\u3002\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":0,\"length\":4,\"style\":\"CODE\"},{\"offset\":75,\"length\":4,\"style\":\"CODE\"},{\"offset\":0,\"length\":4,\"style\":\"BOLD\"},{\"offset\":75,\"length\":4,\"style\":\"BOLD\"},{\"offset\":80,\"length\":15,\"style\":\"pink\"},{\"offset\":80,\"length\":15,\"style\":\"red\"},{\"offset\":80,\"length\":15,\"style\":\"black\"},{\"offset\":80,\"length\":15,\"style\":\"highlightYellow\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"5fo91\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"al9qr\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"55v6d\",\"text\":\"\u5b9f\u884c\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304c\u30b0\u30ed\u30fc\u30d0\u30eb\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u5834\u5408\",\"type\":\"header-one\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{\"id\":\"b007be22-cbff-43b9-8d5c-aea10dad9965\"}},{\"key\":\"4eakm\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"a2olh\",\"text\":\"\u30b0\u30ed\u30fc\u30d0\u30eb\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3068\u8a55\u4fa1\u3055\u308c\u308b\u5834\u5408\uff08\u95a2\u6570\u306e\u5916\u90e8\u3001\u901a\u5e38\u306e\u95a2\u6570\u306e\u5185\u90e8\uff09\u3067\u306f\u3001this\u306f\u30b0\u30ed\u30fc\u30d0\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u53c2\u7167\u3057\u307e\u3059\u3002\\n\u30b0\u30ed\u30fc\u30d0\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u74b0\u5883\u3067\u306fwindow\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u306a\u308a\u307e\u3059\u3002\\n\uff08\u305f\u3060\u3057\u3001strict mode\u3067\u306fthis\u306fundefined\u306b\u306a\u308a\u307e\u3059\u3002\uff09\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"6b5eu\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"8kagv\",\"text\":\"console.log(this); // Window {...}\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":12,\"length\":4,\"style\":\"Yellow\"},{\"offset\":12,\"length\":4,\"style\":\"blue\"},{\"offset\":19,\"length\":15,\"style\":\"lightgreen\"},{\"offset\":19,\"length\":15,\"style\":\"gray\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"7vtbf\",\"text\":\"\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"aqn1a\",\"text\":\"function exampleFunc() {\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"32n83\",\"text\":\"console.log(this);\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":12,\"length\":4,\"style\":\"blue\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"9pe2f\",\"text\":\"}\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"a5op0\",\"text\":\"exampleFunc();  // Window {...}\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":16,\"length\":15,\"style\":\"lightgreen\"},{\"offset\":16,\"length\":15,\"style\":\"gray\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"a8roc\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"ftau5\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"2i6uk\",\"text\":\"\u5b9f\u884c\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304c\u30e1\u30bd\u30c3\u30c9\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u5834\u5408\",\"type\":\"header-one\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{\"id\":\"267c8b2a-39af-4b30-81a0-2c80de09950b\"}},{\"key\":\"as88t\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"apfiq\",\"text\":\"\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30e1\u30bd\u30c3\u30c9\u3068\u3057\u3066\u95a2\u6570\u3092\u547c\u3073\u51fa\u3057\u305f\u5834\u5408\u3001this\u306f\u305d\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u6301\u3064\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u53c2\u7167\u3057\u307e\u3059\u3002\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"f12ae\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"5oq1i\",\"text\":\"const obj = {\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"5i5dn\",\"text\":\"  name: 'Example Object',\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"bjf5b\",\"text\":\"  describe: function() {\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"9am9i\",\"text\":\"    console.log(this);\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":16,\"length\":4,\"style\":\"blue\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"cfus6\",\"text\":\"  },\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"fcadh\",\"text\":\"};\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"44lhq\",\"text\":\"\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"10qf4\",\"text\":\"obj.describe(); // {name: \\\"Example Object\\\", describe: \u0192}\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":16,\"length\":40,\"style\":\"lightgreen\"},{\"offset\":16,\"length\":40,\"style\":\"gray\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"68knt\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"fsk7r\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"8v41c\",\"text\":\"\u5b9f\u884c\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304c\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u5834\u5408\",\"type\":\"header-one\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{\"id\":\"9dbcd4d9-a1e2-431a-b3cd-d082b682df1e\"}},{\"key\":\"a6h90\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"a51jp\",\"text\":\"new\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4f7f\u3063\u3066\u95a2\u6570\uff08\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\uff09\u3092\u547c\u3073\u51fa\u3057\u305f\u5834\u5408\u3001this\u306f\u65b0\u3057\u304f\u4f5c\u6210\u3055\u308c\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u53c2\u7167\u3057\u307e\u3059\u3002\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"4jj5e\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"51c9m\",\"text\":\"\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3068\u306f\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u751f\u6210\u3068\u521d\u671f\u5316\u3092\u884c\u3046\u305f\u3081\u306e\u7279\u5225\u306a\u95a2\u6570\u3067\u3059\u3002\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"e4428\",\"text\":\"\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3092\u4f7f\u3063\u3066\u65b0\u3057\u3044\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"5smog\",\"text\":\"\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u95a2\u6570\u306e\u540d\u524d\u306f\u5927\u6587\u5b57\u304b\u3089\u59cb\u3081\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u3084\u30e1\u30bd\u30c3\u30c9\u3092\u5b9a\u7fa9\u3059\u308b\u969b\u306bthis\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"fidho\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"7to2g\",\"text\":\"function ExampleConstructor() {\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":9,\"length\":18,\"style\":\"Orange\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"97h1l\",\"text\":\"  this.name = 'Example Object';\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":2,\"length\":4,\"style\":\"blue\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"1if9b\",\"text\":\"  console.log(this);\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":14,\"length\":4,\"style\":\"blue\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"ekujc\",\"text\":\"}\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"aqe2g\",\"text\":\"new ExampleConstructor();\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"c1n7c\",\"text\":\"// ExampleConstructor {name: \\\"Example Object\\\"}\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":0,\"length\":46,\"style\":\"lightgreen\"},{\"offset\":0,\"length\":46,\"style\":\"gray\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"7thg8\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"b3r1p\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"b8vui\",\"text\":\"\u5b9f\u884c\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304c\u3001call, apply, bind\u30e1\u30bd\u30c3\u30c9\u306e\u5834\u5408\",\"type\":\"header-one\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{\"id\":\"8eb52af5-7f31-442d-a2e9-665558d1a664\"}},{\"key\":\"9s4rp\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"f8lfh\",\"text\":\"call\u3001apply\u3001bind\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u95a2\u6570\u3092\u547c\u3073\u51fa\u3057\u305f\u5834\u5408\u3001this\u306f\u305d\u308c\u3089\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u6700\u521d\u306e\u5f15\u6570\u306b\u6307\u5b9a\u3055\u308c\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u53c2\u7167\u3057\u307e\u3059\u3002\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"2qere\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"588df\",\"text\":\"function exampleFunc() {\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"73ejm\",\"text\":\"  console.log(this);\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":14,\"length\":4,\"style\":\"blue\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"2vd5c\",\"text\":\"}\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"5unus\",\"text\":\"const obj = { name: 'Example Object' };\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":6,\"length\":3,\"style\":\"Orange\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"fe16q\",\"text\":\"\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"79ur0\",\"text\":\"exampleFunc.call(obj);  // {name: \\\"Example Object\\\"}\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":12,\"length\":4,\"style\":\"Yellow\"},{\"offset\":17,\"length\":3,\"style\":\"Orange\"},{\"offset\":24,\"length\":27,\"style\":\"lightgreen\"},{\"offset\":24,\"length\":27,\"style\":\"gray\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"aglhl\",\"text\":\"exampleFunc.apply(obj);  // {name: \\\"Example Object\\\"}\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":12,\"length\":5,\"style\":\"Yellow\"},{\"offset\":18,\"length\":3,\"style\":\"Orange\"},{\"offset\":25,\"length\":27,\"style\":\"lightgreen\"},{\"offset\":25,\"length\":27,\"style\":\"gray\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"9ii39\",\"text\":\"\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"73ql\",\"text\":\"const boundFunc = exampleFunc.bind(obj);\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":30,\"length\":4,\"style\":\"Yellow\"},{\"offset\":35,\"length\":3,\"style\":\"Orange\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"ecg1o\",\"text\":\"boundFunc();  // {name: \\\"Example Object\\\"}\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":14,\"length\":27,\"style\":\"lightgreen\"},{\"offset\":14,\"length\":27,\"style\":\"gray\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"7ggkv\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"61pgh\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"7q7s5\",\"text\":\"\u5b9f\u884c\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304c\u30a2\u30ed\u30fc\u95a2\u6570\u306e\u547c\u3073\u51fa\u3057\u306e\u5834\u5408\",\"type\":\"header-one\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{\"id\":\"44d2202b-ea7c-400f-86fe-1b9dfa191214\"}},{\"key\":\"4v128\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"5mkh\",\"text\":\"\u30a2\u30ed\u30fc\u95a2\u6570\u306f\u81ea\u8eab\u306ethis\u3092\u6301\u305f\u305a\u3001\u5916\u5074\u306e\u30b9\u30b3\u30fc\u30d7\u306ethis\u3092\u5f15\u304d\u7d99\u304e\u307e\u3059\u3002\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"as5cd\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"7oklq\",\"text\":\"const obj = {\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"6ii58\",\"text\":\"  value: \\\"test\\\",\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":2,\"length\":5,\"style\":\"Orange\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"eb48f\",\"text\":\"  method: function() {\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"5072d\",\"text\":\"    const arrowFunction = () => {\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"dfre8\",\"text\":\"      console.log(this.value);\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":18,\"length\":4,\"style\":\"blue\"},{\"offset\":23,\"length\":5,\"style\":\"Orange\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"6vobf\",\"text\":\"  };\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"7kivd\",\"text\":\"  arrowFunction();\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"9natd\",\"text\":\"  }\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"5v0j5\",\"text\":\"};\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"d8fd0\",\"text\":\"\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"895ce\",\"text\":\"obj.method();  // \\\"test\\\"\",\"type\":\"code-block\",\"depth\":0,\"inlineStyleRanges\":[{\"offset\":15,\"length\":9,\"style\":\"lightgreen\"},{\"offset\":15,\"length\":9,\"style\":\"gray\"}],\"entityRanges\":[],\"data\":{}},{\"key\":\"darlq\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"djnha\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"6vpf2\",\"text\":\"\u4ee5\u4e0a\u304cthis\u306e\u6307\u5b9a\u5148\u306e\u6982\u8981\u3067\u3059\u3002\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"btv0\",\"text\":\"\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}},{\"key\":\"1ikkl\",\"text\":\"\u305f\u3060\u3057\u3001this\u306f\u3001\u95a2\u6570\u306e\u5b9f\u884c\u6642\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306b\u57fa\u3065\u3044\u3066\u52d5\u7684\u306b\u5909\u308f\u308b\u305f\u3081\u3001\u305d\u306e\u5bfe\u8c61\u3092\u4e88\u6e2c\u3059\u308b\u306e\u304c\u96e3\u3057\u3044\u5834\u5408\u304c\u3042\u308a\u3001\u591a\u7528\u3057\u306a\u3044\u65b9\u304c\u7121\u96e3\u3060\u3068\u601d\u3044\u307e\u3057\u305f\u3002\",\"type\":\"unstyled\",\"depth\":0,\"inlineStyleRanges\":[],\"entityRanges\":[],\"data\":{}}],\"entityMap\":{}}"

JavaScript の this について

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JavaScriptの学習を開始して、初期に疑問に思ったテーマであるJavaScriptのthisについて下記にまとめます。  JavaScriptのthisは、実行コンテキストによって異なる値を参照

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東京都知事選（７月７日投開票）は３０日、投票日前最後の日曜日を迎えた。公務で公約をアピールしつつ街頭に出る無所属現職の小池百合子氏（７１）と、争点を絞り都心で…

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ゲーミングPCチャンネル

ゲーミングPCって色々できちゃいますね🤫

【親フラ】ゲーミングPCの画面を一瞬で隠す裏技4選 #shorts

まみよし

iPhoneでDSや3DSのゲームが出来る!?│Delta RetroArch エミュレーター

Immersed

Visor is the world's smallest 4K headset. Spawn five 4K virtual screens. With more pixels than the Apple Vision Pro, Visor's small & sleek form factor makes it easy to wear anywhere. Take your ideal work setup or the perfect entertainment system with you where ever you go. #visor #apple #meta #quest #oculus #dreamworks #insideout