Get a list of the current user's active MemberPress Subscriptions

mepr-active-memberships.php

<?php
if(class_exists('MeprUtils')) {
  $user = MeprUtils::get_currentuserinfo();
  
  if($user !== false && isset($user->ID)) {
    //Returns an array of Membership ID's that the current user is active on
    //Can also use 'products' or 'transactions' as the argument type
    $active_prodcuts = $user->active_product_subscriptions('ids');
    
    if(!empty($active_prodcuts)) {
      foreach($active_prodcuts as $membership_id) {
        // Do something
      }
    }
  }
}