Adds a CSS class to a string.

$class_to_add string Required

The CSS class to add.

$classes string Required

The string to add the CSS class to.

string The string with the CSS class added.

File: wp-admin/includes/menu.php. View all references

function add_cssclass( $class_to_add, $classes ) {
	if ( empty( $classes ) ) {
		return $class_to_add;
	}

	return $classes . ' ' . $class_to_add;
}