File Content: checkbox.php <?php /** * Param type 'checkbox' * Used to create a checkbox field * * @see https://kb.wpbakery.com/docs/inner-api/vc_map/#vc_map()-ParametersofparamsArray */ if ( ! defined( 'ABSPATH' ) ) { die( '-1' ); } add_filter( 'vc_map_get_param_defaults', 'vc_checkbox_param_defaults', 10, 2 ); if ( ! function_exists( 'vc_checkbox_param_defaults' ) ) : /** * Get default value for checkbox. * * @param string $value * @param array $param * @return mixed|string */ function vc_checkbox_param_defaults( $value, $param ) { if ( 'checkbox' === $param['type'] ) { $value = ''; if ( isset( $param['std'] ) ) { $value = $param['std']; } } return $value; } endif; Submit