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Installing/Configuring
PHP Manual

## Runtime Configuration

The behaviour of these functions is affected by settings in php.ini.

Tidy Configuration Options
Name | Default | Changeable | Changelog
--- | --- | --- | ---
tidy.default_config | "" | PHP_INI_SYSTEM | Available since PHP 5.0.0.
tidy.clean_output | "0" | PHP_INI_USER | PHP_INI_PERDIR in PHP 5. Available since PHP 5.0.0.

For further details and definitions of the PHP_INI_* constants, see the php.ini directives.

Here's a short explanation of the configuration directives.

`tidy.default_config` string

  Default path for tidy config file.

`tidy.clean_output` boolean

  Turns on/off the output repairing by Tidy.

  Warning

  Do not turn on tidy.clean_output if you are generating non-html content such as dynamic images.

Installation
Resource Types
Installing/Configuring
PHP Manual