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jQuery Performance Issue in IE8
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| <!doctype html> | |
| <html> | |
| <head> | |
| <title>test</title> | |
| <script type="text/javascript" src="http://code.jquery.com/jquery-1.11.1.min.js"></script> | |
| <script type="text/javascript"> | |
| jQuery(function($) { | |
| // mouse event | |
| var box = document.getElementById("box"); | |
| var outer = document.getElementById("outer"); | |
| outer.onmouseover = function(e) { box.style.display = "block"; msg("mouseover"); } | |
| outer.onmouseout = function(e) { box.style.display = "none"; msg("mouseout"); } | |
| // bind event | |
| $(document).on("mouseleave", ".dummy", function() { | |
| // do nothing | |
| }); | |
| // output message | |
| var idx = 0; | |
| var m = document.getElementById("message"); | |
| function msg(s) { | |
| m.innerHTML = (++idx) +" : "+ s +"<br>" + m.innerHTML; | |
| } | |
| }); | |
| </script> | |
| <style type="text/css"> | |
| #outer { | |
| width: 100px; | |
| height: 50px; | |
| padding: 50px; | |
| background-color: red; | |
| } | |
| #inner { | |
| width: 100px; | |
| height: 50px; | |
| background-color: green; | |
| } | |
| #box { | |
| width: 50px; | |
| height: 50px; | |
| background-color: black; | |
| display: none; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="outer"> | |
| <div id="inner"></div> | |
| </div> | |
| <div id="box"></div> | |
| <p id="message"></p> | |
| </body> | |
| </html> |
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