Is it possible to use a string variable to reference an element in Javascript?

Posted by somerandomguy on Stack Overflow See other posts from Stack Overflow or by somerandomguy
Published on 2010-04-07T21:47:25Z Indexed on 2010/04/07 21:53 UTC
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Here's the quick version of the code as it stands right now:

function foo(attributeName, someJSObj, key, newValue)
{
    someJSObj[key].attributeName = newValue;
}

Obviously this doesn't work, since it just creates a new element called attributeName. Is there an easy way to dereference the attributeName into the string that represents some existing attribute on someJSObj?

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