strip_shortcode_tag() WordPress Function

The strip_shortcode_tag() function is used to remove shortcodes from a given string. This is useful for when you want to strip out shortcodes from a string of text, such as when you're displaying an excerpt on a post list page.

strip_shortcode_tag( array $m ) #

function strip_shortcode_tag( $m ) {
	// Allow [[foo]] syntax for escaping a tag.
	if ( '[' === $m[1] && ']' === $m[6] ) {
		return substr( $m[0], 1, -1 );
	}

	return $m[1] . $m[6];
}