javascript-迴歸原生基礎

標籤：function   veh   false   listen   dha   event   事件   type   UNC   

 1 //添加事件監聽相容函數   2 function addHandler(target, eventType, handler){   3     if(target.addEventListener){//主流瀏覽器   4         addHandler = function(target, eventType, handler){   5             target.addEventListener(eventType, handler, false);   6         };   7     }else{//IE   8         addHandler = function(target, eventType, handler){   9             target.attachEvent("on"+eventType, handler);  10         };        11     }  12     //執行新的函數  13     addHandler(target, eventType, handler);  14 }  15 //刪除事件監聽相容函數  16 function removeHandler(target, eventType, handler){  17     if(target.removeEventListener){//主流瀏覽器  18         removeHandler = function(target, eventType, handler){  19             target.removeEventListener(eventType, handler, false);  20         }         21     }else{//IE  22         removeHandler = function(target, eventType, handler){  23             target.detachEvent("on"+eventType, handler);  24         }         25     }  26     //執行新的函數  27     removeHandler(target, eventType, handler);  28 }

 

javascript-迴歸原生基礎