How do I unset an element in an array in javascript?

Posted by Steven Noble on Stack Overflow See other posts from Stack Overflow or by Steven Noble
Published on 2008-10-16T00:17:42Z Indexed on 2010/05/04 15:08 UTC
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How do I remove the key 'bar' from an array foo so that 'bar' won't show up in

for(key in foo){alert(key);}

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