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ie
window.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ie
window.event.returnvalue=false;
}else{
event.preventdefault()
}
return false;
}