<?php
$html = '<p>test</i>
<bogustag>bogus</bogustag>';
$tidy = tidy_parse_string($html);
echo tidy_error_count($tidy) . "\n"; //1
echo $tidy->errorBuffer;
?>
The above example will output:
1
line 1 column 1 - Warning: missing <!DOCTYPE> declaration
line 1 column 8 - Warning: discarding unexpected </i>
line 2 column 1 - Error: <bogustag> is not recognized!
line 2 column 1 - Warning: discarding unexpected <bogustag>
line 2 column 16 - Warning: discarding unexpected </bogustag>
line 1 column 1 - Warning: inserting missing 'title' element