How to Get Element By Class in JavaScript?

Question

I want to replace the contents within a html element so I\'m using the following function for that:

function ReplaceContentInContainer(id,content) {
   var c         


        

Answer 1

I assume this was not a valid option when this was originally asked, but you can now use document.getElementsByClassName('');. For example:

var elements = document.getElementsByClassName(names); // or:
var elements = rootElement.getElementsByClassName(names);

See the MDN documentation for more.