Event capturing jQuery

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故里飘歌
故里飘歌 2020-11-27 18:02

I need to capture an event instead of letting it bubble. This is what I want:


   

Fro

3条回答
  •  甜味超标
    2020-11-27 18:49

    Use event capturing instead:-

    $("body").get(0).addEventListener("click", function(){}, true);
    

    Check the last argument to "addEventListener" by default it is false and is in event bubbling mode. If set to true will work as capturing event.

    For cross browser implementation.

    var bodyEle = $("body").get(0);
    if(bodyEle.addEventListener){
       bodyEle.addEventListener("click", function(){}, true);
    }else if(bodyEle.attachEvent){
       document.attachEvent("onclick", function(){
           var event = window.event;
       });
    }
    

    IE8 and prior by default use event bubbling. So I attached the event on document instead of body, so you need to use event object to get the target object. For IE you need to be very tricky.

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