trim-member-profile-fields-array-values.php

<?php
/**
 * Trim the custom user meta field in the array of fields to display
 * on the PMPro Member Directory pages.
 *
 * This helps remove spaces erroneously added to the list of fields
 * to display on the PMPro Member Directory pages.
 *
 * You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */

function trim_member_profile_fields_array_values( $fields_array, $pu ) {
	$new_fields_array = array();
	foreach ( $fields_array as $fields_key => $field_array ) {
		foreach ( $field_array as $field_key => $field_value ) {
			$new_fields_array[ $fields_key ][ $field_key ] = trim( $field_value );
		}
	}

	return $new_fields_array;
}
add_filter( 'pmpro_member_profile_fields', 'trim_member_profile_fields_array_values', 10, 2 );