User List

add_filter( 'wpmem_ul_user_rows', function( $rows, $list_id ) {
    
    // User ID is a field in the $rows array, get it as $user_id.
    $user_id = $rows['ID'];
    
    // User email will be in the $rows array by its meta key (see WP-Members Fields tab).
    // HOWEVER, it will have a div wrapper, so we'll strip that out first. (I put them
    // in variables to reuse later when we rewrap the field before returnning).
    $user_email = $rows['user_email'];
    $wrapper_start = '<div class="user_email">';
    $wrapper_end = '</div>';
    $raw_email = str_replace( array( $wrapper_start, $wrapper_end ), array( '', '' ), $user_email );
    
    // Get the dashicon.
    $icon = '<span class="dashicons dashicons-email"></span>';
    
    // Linked icon with the email text.
    $email_w_icon = '<a href="mailto:' . $raw_email . '">' . $icon . '</a> ' . $raw_email;
    
    // Put the div tag back.
    $rows['user_email'] = $wrapper_start . $email_w_icon . $wrapper_end;

    // Return the filtered result.
    return $rows;
    
}, 10, 2 );