PMPro - Remove required * from some billing fields and then hide these fields with CSS

unset-and-hide-billing-state-field.php

<?php // Do NOT copy this line

/*
 * Remove required * from some billing fields and then hide these fields with CSS
 * Add this to your PMPro Customization Plugin - https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */

add_action( 'pmpro_required_billing_fields', 'my_pmpro_required_billing_fields' );
function my_pmpro_required_billing_fields( $fields ) {
	if ( is_array( $fields ) ) {
		unset( $fields['blastname'] );
		unset( $fields['baddress1'] );
		unset( $fields['baddress2'] );
		unset( $fields['bcity'] );
		unset( $fields['bstate'] );
		unset( $fields['bzipcode'] );
		unset( $fields['bcountry'] );
	}
	return $fields;
}

// Hide state form field by adding CSS to the page head.
function my_pmpro_hide_billing_fields_css() {
	global $pmpro_pages;
	if ( empty( $pmpro_pages ) || ( ! is_page( $pmpro_pages['checkout'] ) && ! is_page( $pmpro_pages['billing'] ) ) ) {
		return;
	}
	?>
	<style>
		div.pmpro_checkout-field-blastname,
		div.pmpro_checkout-field-baddress1,
		div.pmpro_checkout-field-baddress2,
		div.pmpro_checkout-field-bcity,
		div.pmpro_checkout-field-bstate,
		div.pmpro_checkout-field-bzipcode,
		div.pmpro_checkout-field-bcountry {
			display: none;
		}
	</style>
	<?php
}
add_action( 'wp_head', 'my_pmpro_hide_billing_fields_css' );