# 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

### 说明

面向对象风格

public tidy::diagnose(): bool

过程化风格

tidy_diagnose(tidy `$tidy`): bool

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

### 参数

`tidy`

  The Tidy 对象。

### 返回值

成功时返回 `true`， 或者在失败时返回 `false`。

### 示例

示例 #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;
?>`

以上示例会输出：

    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!

### 参见

- tidy::errorBuffer()

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