Run configured diagnostics on parsed and repaired markup

# tidy::diagnose

# tidy_diagnose

(PHP 5, PHP 7, PHP 8, PECL tidy >= 0.5.2)

tidy::diagnose -- tidy_diagnose — Run configured diagnostics on parsed and repaired markup

### Description

Object-oriented style

public tidy::diagnose(): bool

Procedural style

tidy_diagnose(tidy `$tidy`): bool

Runs diagnostic tests on the given tidy `tidy`, adding some more information about the document in the error buffer.

### Parameters

`tidy`

  The Tidy object.

### Return Values

Returns `true` on success or `false` on failure.

### Examples

Example #1 tidy::diagnose() example

`<?php
$html = <<< HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<p>paragraph</p>
HTML;
$tidy = tidy_parse_string($html);
$tidy->cleanRepair();
// note the difference between the two outputs
echo $tidy->errorBuffer . "\n";
$tidy->diagnose();
echo $tidy->errorBuffer;
?>`

The above example will output:

    line 4 column 1 - Warning: <p> isn't allowed in <head> elements
    line 4 column 1 - Warning: inserting missing 'title' element
    line 4 column 1 - Warning: <p> isn't allowed in <head> elements
    line 4 column 1 - Warning: inserting missing 'title' element
    Info: Doctype given is "-//W3C//DTD XHTML 1.0 Strict//EN"
    Info: Document content looks like XHTML 1.0 Strict
    2 warnings, 0 errors were found!

### See Also

- tidy::errorBuffer()

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