Make a shortcode for a popup's name (not the title)

popup_name_sc.php

<?php // Ignore this first line when copying to your child theme's functions.php file.

/** 
 * Make a shortcode for a popup's name (not the title)
 *
 * Note: The popup's internal name is actually the CPT's title.
 * The internal name is different from the popup's title.
 *
 * The popup's title is optional. If you enter a popup title,
 * it displays as the heading of your popup (external title).
 */
function popup_name_sc( ){
	if ( !function_exists('pum_get_popup_id') ) return;
	$def_popup_id = pum_get_popup_id(); // Get the popup ID of the popup that's using this shortcode.
 	return get_the_title($def_popup_id); // Get the popup's post title.
}
add_shortcode( 'popup_name', 'popup_name_sc' );
/**
 * You can add the PHP code snippet to your child theme's functions.php file 
 * or with third-party plugins such as My Custom Functions and Code Snippets.
 * 
 * Learn more:
 * - https://docs.wppopupmaker.com/article/552-getting-started-with-custom-php
 */