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arrays.php
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<?php /** * Replace a single key in an associative array * * @since 2.2.7 * * @param array $input Input array. * @param int|string $oldkey Key to replace. * @param int|string $newkey Key to replace $oldkey with */ function cpac_array_key_replace( $input, $oldkey, $newkey ) { $keys = array_keys( $input ); $oldkey_position = array_search( $oldkey, $keys ); if ( $oldkey_position === false ) { return $input; } $keys[ $oldkey_position ] = $newkey; return array_combine( $keys, array_values( $input ) ); }