// Sanity check, no full validation or normalization applied here!
Assert::parameter( !preg_match( '/^[_ ]|[\r\n\t]|[_ ]$/', $title ), '$title',
"invalid name '$title'" );
// Sanity check, no full validation or normalization applied here!
Assert::parameter( !preg_match( '/^[_ ]|[\r\n\t]|[_ ]$/', $title ), '$title',
"invalid name '$title'" );