Adds a placeholder escape string, to escape anything that resembles a printf() placeholder.

$query string Required

The query to escape.

string The query with the placeholder escape string inserted where necessary.

File: wp-includes/class-wpdb.php. View all references

public function add_placeholder_escape( $query ) {
	/*
	 * To prevent returning anything that even vaguely resembles a placeholder,
	 * we clobber every % we can find.
	 */
	return str_replace( '%', $this->placeholder_escape(), $query );
}