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jQuery ??? ??

jQuery ??? ?? ??

???? ????? ??? ??? ??? ?????. ??? ??? ??? ??? ??? ??? ?????? ??? ??? ???? ?? ??? ??? ???? ?? ?????.

??? ??? jQuery? ?????. ??? ?? ??? ???? ? jQuery ??? ??? ??? ??? ????? ?????.

$("#testDiv").bind("click", function(event) { });

??? ??? ?? ??? ??? jQuery ?? ??? ?????. : http: //docs.jquery.com/Events/jQuery.Event

jQuery ??? ??? ?? ?? ???? ?? ???? ?????. ?? ?? ?? ?????? event.target ??? ?? ??? ???? ?? ? ????. IE ???? ??? ??? ????? event.srcElement? ????? ???.

??? jQuery ??? ??? ?????? ??? ? ?? ?????.

EventObjType.jpg

?? jQuery ?? ???? ???? ??? ??? ????, ?? ?????? ???? ??? ??? ????. ??? ?????.

EventObjTypeMore.jpg


??? ???? ?? ??? ???? ????. ??? stopPropagation() ?? ?? ?? ??? ???? ? ?? ???? ????. ??? jQuery ??? ??? ?? ?????.

EventObjFun.jpg


? ??? ??? ?? ????? ???? ??? stopPropagation()?? ??? ??? ??? ?????. ???? ???? ?? ?? ??? ??? ?? event.cancelBubble=true? ???? ?? ?????.


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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <script src="http://code.jquery.com/jquery-3.1.1.min.js"></script> <script type="text/javascript"> $(function() { $("a").click(function(event) { alert(event.type); //獲取事件類型（此處彈出 click） alert(event.target.href); //獲取觸發(fā)事件的元素的 href 屬性值 alert("當(dāng)前鼠標(biāo)坐標(biāo)：" + event.pageX + ", " + event.pageY); //獲取鼠標(biāo)當(dāng)前坐標(biāo) event.preventDefault(); //阻止鏈接跳轉(zhuǎn) }); }); </script> </head> <!-- HTML --> <body> <a href="http://www.google.com/">Google</a> </body> </html>