[JavaScript] Getter/SetterをオブジェクトåˆæœŸåŒ–åã§å®šç¾©ã™ã‚‹æ–¹æ³• | 踊る犬.net
koaã®ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ ã‚’èªã‚“ã§çŸ¥ã£ãŸã®ã§ãƒ¡ãƒ¢ã€‚ 一般的ãªå®šç¾©æ–¹æ³• JavaScriptã§ã¯ã‚ªãƒ–ジェクトã«Setter/Getterを定義ã§ãã¾ã™ã€‚ Setter/Getterã¨ã¯ã€ãƒ—ãƒãƒ‘ティã®è¨å®šæ™‚・å‚照時ã«å‘¼ã³å‡ºã•ã‚Œã‚‹ãƒ¡ã‚½ãƒƒãƒ‰ã®ã“ã¨ã§ã™ã€‚ 一般的ã«ã¯ä»¥ä¸‹ã®ã‚ˆã†ã«å®šç¾©ã—ã¾ã™ï¼š var o = function() {}; o.prototype.__defineGetter__("b", function() { return this.a + 1; }); o.prototype.__defineSetter__("c", function(x) { this.a = x / 2; }); var i = new o(); i.c = 10; console.log(i.b); オブジェクトåˆæœŸåŒ–åを使ã£ãŸå®šç¾© ã“ã®Setter/Getterã¯ã€ã‚ªãƒ–ジェクトåˆæœŸåŒ–åを使ã£ã¦ã‚‚定義ã§ãã¾ã™
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https://pect.me/thread/565ab700cb176272389f6430
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