js 阻止冒泡事件和默认事件

阻止事件冒泡 ??window.enent ? window.enent.cancelBubble = true : e.stopPropagation()function stopBubble(event){if(window.event){//兼容IEwindow.event.cancelBubble=true;}else{event.stopPropagation();}

阻止默认事件 ?window.event? window.event.returnValue=false : event.preventDefault(): return false
function stopDefaultEvent(event){if(window.event){//兼容IEwindow.event.returnValue=false;}else{event.preventDefault()}return false;}