toArray(); foreach ( $array as $key => $value ) { $optionArray[] = [ 'value' => $key, 'label' => $value ]; } return $optionArray; } public function toArray() { return [ 'fallback' => __( 'Fallback' ), 'auto' => __( 'Auto' ), 'block' => __( 'Block' ), 'swap' => __( 'Swap' ), 'optional' => __( 'Optional' ), ]; } }