(PHP 5, PHP 7, PECL tidy >= 0.7.0)
tidy::repairFile -- tidy_repair_file — Repair a file and return it as a string
Object oriented style
public static tidy::repairFile ( string $filename [, array|string|null $config = null [, string|null $encoding = null [, bool $useIncludePath = false ]]] ) : string|false
Procedural style
tidy_repair_file ( string $filename [, array|string|null $config = null [, string|null $encoding = null [, bool $useIncludePath = false ]]] ) : string|false
Repairs the given file and returns it as a string.
filename
The file to be repaired.
config
 The config config can be passed either as an array or as a string. If a string is passed, it is interpreted as the name of the configuration file, otherwise, it is interpreted as the options themselves. 
Check http://tidy.sourceforge.net/docs/quickref.html for an explanation about each option.
encoding
 The encoding parameter sets the encoding for input/output documents. The possible values for encoding are: ascii, latin0, latin1, raw, utf8, iso2022, mac, win1252, ibm858, utf16, utf16le, utf16be, big5, and shiftjis. 
useIncludePath
Search for the file in the include_path.
 Returns the repaired contents as a string, or false on failure. 
| Version | Description | 
|---|---|
| 8.0.0 | tidy::repairFile() is a static method now. | 
| 8.0.0 |  config and encoding are nullable now.  |  
Example #1 tidy::repairFile() example
<?php $file = 'file.html'; $tidy = new tidy(); $repaired = $tidy->repairfile($file); rename($file, $file . '.bak'); file_put_contents($file, $repaired); ?>
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    https://www.php.net/manual/en/tidy.repairfile.php