<?php mc4wp_register_integration( 'wpforms', 'MC4WP_WPForms_Integration', true ); function _mc4wp_wpforms_register_field() { if ( ! class_exists( 'WPForms_Field' ) ) { return; } new MC4WP_WPForms_Field(); } add_action( 'init', '_mc4wp_wpforms_register_field' );