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javascript in_array

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Quick and easy javascript in_array function. It's not perfect, but if you need something quick, this is it.

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  1. function in_array(needle, haystack) {
  2. 	for (var i=0, j=haystack.length; i < j; i++) {
  3. 		if (needle == haystack[i]) return true;
  4. 	}
  5. 	return false;
  6. }

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