tidy_warning_count() returns the number of Tidy warnings encountered for the specified document.
<?php $html = '<p>test</i> <bogustag>bogus</bogustag>';$tidy = tidy_parse_string($html); echo tidy_error_count($tidy) . "\n"; //1echo tidy_warning_count($tidy) . "\n"; //5?>
See also tidy_access_count() and tidy_error_count().