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Firebugを使ã£ã¦ç„¡å関数ã¸ã®å‚照を手ã«å…¥ã‚Œã‚‹ - monjudoh’s diary
Firebugã§å…ƒã®JavaScriptã®ã‚³ãƒ¼ãƒ‰ã«æ‰‹ã‚’入れãšã«debug用ã®console出力を入れる方法 - æ–‡æ®Šå ‚ã®å¿œç”¨ç·¨ å‚ç…§ãŒæ¬²ã—ã„ç„¡å関数ã®ä¸ã®é©å½“ãªæ‰€ã§ã€ breakpointã‚’è¨å®šã—ã€æ¡ä»¶ã‚’↓ã«ã™ã‚‹ã€‚ (window.someFunction = arguments.callee),false ã“ã®ç„¡å関数ãŒ1度ã§ã‚‚実行ã•ã‚Œã‚Œã°ã€someFunctionã§å‚ç…§ã§ãるよã†ã«ãªã£ã¦ã„る。 someFunction.toSource(); ã¨ã‹ã‚„ã‚‹ã¨ä»¥ä¸‹ã®ã‚ˆã†ã«ãªã‚‹ã€‚ (function ($) {var map = new Array;$.Watermark = {ShowAll: function () {for (var i = 0; i < map.length; i++) {if (map[i].obj.val() == "") {map[i].obj.val(map[i
Firebugã§å…ƒã®JavaScriptã®ã‚³ãƒ¼ãƒ‰ã«æ‰‹ã‚’入れãšã«debug用ã®console出力を入れる方法 - monjudoh’s diary
Firebugã§ã¯æ¡ä»¶ä»˜ãブレークãƒã‚¤ãƒ³ãƒˆãŒä½¿ãˆã‚‹ã®ã§ã€ scriptタブã«ã¦è©²å½“è¡Œã«ãƒ–レークãƒã‚¤ãƒ³ãƒˆã‚’貼り〠æ¡ä»¶ã¨ã—ã¦consoleã¸ã®å‡ºåŠ›ã‚’||区切りã§ã€æœ€å¾Œã«&& falseを入れる。 console.debug('this.lastPosition') || console.dir(this.lastPosition) && false ã“ã†ã™ã‚‹ã¨ãƒ–レークãƒã‚¤ãƒ³ãƒˆã‚’通る度ã«consoleã¸ã®å‡ºåŠ›ã¯è©•ä¾¡ã•ã‚Œã€ consoleã«å‡ºåŠ›ã•ã‚Œã€æœ€å¾Œã®&& falseã®ãŸã‚å¼å…¨ä½“ã¯å¿…ãšfalseã¨ã—ã¦è©•ä¾¡ã•ã‚Œã‚‹ãŸã‚ ブレークã™ã‚‹ã“ã¨ã¯ãªã„。 追記 console出力系関数ã®æˆ»ã‚Šå€¤ã¯undefinedãªã‚“ã ã‹ã‚‰&& falseã¯ä¸è¦ã‹ 追記 nanto_vi @monjudoh JSã§ã¯||より&&ã®æ–¹ãŒå„ªå…ˆé †ä½ãŒé«˜ã„ã®ã§ã€a || b && c ã¯aãŒçœŸãªã‚‰bã‚‚cも評価ã•ã‚Œãšã«å…¨ä½“ãŒçœŸã¨ã—ã¦
Firefinderã¯JavaScriptプãƒã‚°ãƒ©ãƒžä»¥å¤–も使ã†ã¹ã - monjudoh’s diary
Firefinderã¨ã¯ä½•ã‹ï¼Ÿ https://addons.mozilla.org/en-US/firefox/addon/11905/ CSSセレクタやXPathã§è¦ç´ を検索出æ¥ã‚‹Firebugã®æ‹¡å¼µã§ã™ã€‚ ã©ã‚“ãªäººã«ãŠå‹§ã‚ã‹ï¼Ÿ hiddenフィールドã®å€¤ã‚’閲覧ã—ãŸã‚Šã€ formã®ã©ã®è¦ç´ ã®nameãŒä½•ã‹ã¨ã‹ã•ãã£ã¨è¦‹ãŸããªã‚‹ã“ã¨ãªã„ã§ã™ã‹ï¼Ÿ ã‚ã‚‹ãªã‚‰ãŠå‹§ã‚ã§ã™ã€‚ Firebugã«ã¯æ—¢ã«$$ã¨ã„ã†CSSセレクタã§è¦ç´ を検索出æ¥ã‚‹é–¢æ•°ãŒã‚ã‚‹ã‚“ã ãŒï¼Ÿ CSSセレクタã®ã‚µãƒãƒ¼ãƒˆã®åº¦åˆã„ãŒé•ã„ã¾ã™ã€‚ $$関数ã§ã¯åŸºæœ¬çš„ãªCSSセレクタã—ã‹ã‚µãƒãƒ¼ãƒˆã•ã‚Œã¦ã„ãªã„ã®ã§ã€ 例ãˆã°ã€ã“ã“ãªã‚‰ã€http://images.google.co.jp/advanced_image_search?hl=ja $$('input'); // [input, input ja, input Google 検索, i
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@nitoyon IE 6 エラーã«ãªã‚‹ï¼Ÿã‚„ã¹ãƒ¼ã€æ‰‹å…ƒã« Windows ãŒãªã„ー。ã¡ã‚‡ã£ã¨åˆ¥ã®ãƒžã‚·ãƒ³èµ·å‹•ã—ã¦ãã¾ã™ã€‚ http://twitter.com/amachang/statuses/191685642 ã£ã¦ã®ãŒã‚ã£ãŸã®ã§onerrorを使ã£ãŸã‚¨ãƒ©ãƒ¼ã®æ¤œå‡ºæ–¹æ³•ã«ã¤ã„ã¦æ›¸ã„ã¦ã¿ãŸã„ã¨æ€ã„ã¾ã™ã€‚ ã„ããªã‚Šã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ var err = function(a,b,c){ var img = new Image(); img.src = 'http://example.com/error.gif?a=' + escape(a) + '&b=' + escape(b) + '&c=' + escape(c); return true; } window.onerror = err; 用æ„ã™ã‚‹ã‚‚㮠上ã®ã‚¹ã‚¯ãƒªãƒ—トをã§ãã‚‹ã ã‘ページã®ä¸Šéƒ¨ã«è¨ç½® アクセスãƒã‚°ã‚’閲覧ã§ãã‚‹å ´æ‰€ã«1x1ã®erro
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