get_shortcode_atts_regex() │ WP 4.4.0

Retrieves the shortcode attributes regex.

No Hooks.

Return

String. The shortcode attribute regular expression.

Usage

get_shortcode_atts_regex();

Changelog

Since 4.4.0 Introduced.

get_shortcode_atts_regex() code WP 6.5.2

wp-includes/shortcodes.php 
function get_shortcode_atts_regex() {
	return '/([\w-]+)\s*=\s*"([^"]*)"(?:\s|$)|([\w-]+)\s*=\s*\'([^\']*)\'(?:\s|$)|([\w-]+)\s*=\s*([^\s\'"]+)(?:\s|$)|"([^"]*)"(?:\s|$)|\'([^\']*)\'(?:\s|$)|(\S+)(?:\s|$)/';
}