时间元素.onclick=function(eve){
var e=eve||window.event
}
if(e.stopPropagation){
e.stopPropagation();
}else{
e.cancelBubble = true;
}
var 事件目标 = e.target || e.srcElement;
原文:https://www.cnblogs.com/cupid10/p/12897811.html