Add A State in PMPro State Dropdown Add On

add-a-state-in-pmpro-state-dropdown-add-on.php

<?php
/**
 * Add a custom state/region to a specific country in the PMPro State Dropdown Add On.
 *
 * This ensures the new state/region appears in alphabetical order within the country's list.
 * Modify `$country_code` and `$custom_state` as needed for your use case.
 *
 * 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 my_pmprosd_add_custom_state_sorted( $states ) {
    $country_code = 'US'; // Change to the target country code (e.g., 'CA' for Canada)
    $custom_state_code = 'PR'; // Custom state/region abbreviation
    $custom_state_name = 'Puerto Rico'; // Custom state/region name

    if ( isset( $states[$country_code] ) ) {
        $states[$country_code][$custom_state_code] = $custom_state_name;
        asort( $states[$country_code] ); // Sort states alphabetically
    }
    return $states;
}
add_filter( 'pmprosd_states', 'my_pmprosd_add_custom_state_sorted' );