Revert Array to default numbering system for arrays.

revert_array_keys_to_defaults.php

// usage
// just call rekey_array_keys_to_defaults( $my_array );
// this function call will return the same array in the same order 
// but with new keys. The new keys are the default array keys
// i.e. [0,1,2]

function rekey_array_keys_to_defaults($array_to_rekey) {
	$rekeyed_array = array();
	foreach ($array_to_rekey as $key => $value) {
		array_push($rekeyed_array, $value);
	}
	return $rekeyed_array;
}