<?php function change_key( $array, $old_key, $new_key) { if( ! array_key_exists( $old_key, $array ) ) return $array; $keys = array_keys( $array ); $keys[ array_search( $old_key, $keys ) ] = $new_key; return array_combine( $keys, $array ); } $array = array( 'a' => 1, 'b' => 2, 'c' => 3 ); var_dump($array); $array = change_key($array, 'b', 'd'); var_dump($array);
You have javascript disabled. You will not be able to edit any code.