Adding two custom fields for PMPro Register Helper Add On

pmpro-reg-helper-custom.php

/**
 * Adding additional PMPro Register Helper Fields
 */
function pmpro_additional_wp_user_checkout_fields() {
	if ( class_exists( 'PMProRH_Field' ) ) {
		pmprorh_add_checkout_box( 'additional', 'Additional Information' );
		$fields = array();

		/**
		 * Team Name field
		 */
		$fields[] = new PMProRH_Field(
			'team_name',
			'select',
			array(
				'label' => 'Team Name',
				'options' => array(
					'tigers' => 'Tigers',
					'bears' => 'Bears',
				),
				'size' => 40,
				'profile' => true,
				'required' => false,
			)
		);

		/**
		 * Redirect URL field
		 */
		$fields[] = new PMProRH_Field(
			'redirect_url',
			'text',
			array(
				'label' => 'Redirect URL',
				'size' => 40,
				'profile' => true,
				'required' => false,
			)
		);

		foreach ( $fields as $field ) {
			pmprorh_add_registration_field( 'additional', $field );
		}
	}
}
add_action( 'init', 'pmpro_additional_wp_user_checkout_fields' );