How to select all tag and register onclick event?

Question

I am trying to select all the tags in the page and register onclick even to them.

My codes:

document.getElementsByTag         


        

Answer 1

you need to assign onclick event to all the tags separately as follow:

var s=document.getElementsByTagName('a');
var show = function(){
   alert('hahahha');
}
for (var i=0;i