Create site url shortcode in WordPress
Add the following code to your theme’s functions.php file:
// Generates wordpress site url shortcode [site_url]
function generate_site_url_shortcode() {
return get_site_url();
}
add_shortcode( 'site_url', 'generate_site_url_shortcode' );
Now you can use the shortcode [site_url] anywhere in your wordpress site.