Javascript Expression "document.body.getElementsByTagName();" Vs "document.getElementsByTagName();"

Posted by webzide on Stack Overflow See other posts from Stack Overflow or by webzide
Published on 2010-03-19T19:38:22Z Indexed on 2010/03/19 19:41 UTC
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JavaScript

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dom

Dear experts, I am quite new to javascript and I often see coders use those lines interchangeabaly.

document.body.getElementsByTagName();

and

document.getElementsByTagName();

What is the difference, benefits?

Does this have anything to do with FF and IE?

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