Hide Discount Code For PMPro Level

hide_discount_code_checkout.php

<?php

/**
 * Hide discount code link on checkout for a specific level Paid Memberships Pro.
 * Add this code below to your PMPro Customizations Plugin - https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 * Visit www.paidmembershipspro.com for more info.
 */

function pmpro_hide_discount_level_5() {
	global $pmpro_pages;

	// Remove discount fields if checkout level is '5'. Change to any membership level ID you want to hide discount from.
	if( is_page( $pmpro_pages['checkout'] ) && $_REQUEST['level'] == 5 ) {
		?>
			<style type="text/css">
				#other_discount_code_p{ display:none; }
				.pmpro_payment-discount-code{ display:none; }
			</style>
		<?php
	}
}

add_action( 'wp_footer', 'pmpro_hide_discount_level_5' );