How do you get the rendered height of an element?

Question

How do you get the rendered height of an element?

Let\'s say you have a

element with some content inside. This content inside is going to st

Answer 1

I made a simple code that doesn't even need JQuery and probably gonna help some people. It gets the total height of 'ID1' after loaded and use it on 'ID2'

function anyName(){
    var varname=document.getElementById('ID1').offsetHeight;
    document.getElementById('ID2').style.height=varname+'px';
}

Then just set the body to load it