Created
June 23, 2017 17:03
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addEventLister et removeEventListener
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var addEvent = function(evt, handler) { | |
if (window.addEventListener) { | |
document.addEventListener(evt, handler, false); | |
} else if (window.attachEvent) { | |
document.attachEvent('on' + evt, handler); | |
} | |
}; | |
var removeEvent = function(evt, handler) { | |
if (window.removeEventListener) { | |
document.removeEventListener(evt, handler, false); | |
} else if (window.detachEvent) { | |
document.detachEvent('on' + evt, handler); | |
} | |
}; |
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