Runtime Configuration
The behaviour of these functions is affected by settings in php.ini.
For further details and definitions of the INI_* modes, see the
Where a configuration setting may be set.
Here's a short explanation of the configuration directives.
tidy.default_configstring Default path for tidy config file.
tidy.clean_outputbool 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.
