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PHP Manual

## Runtime Configuration

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

Mimetype configuration options
Name | Default | Changeable | Changelog
--- | --- | --- | ---
mime_magic.debug | "0" | PHP_INI_SYSTEM | Available since PHP 5.0.0.
mime_magic.magicfile | "/path/to/php/magic.mime" | PHP_INI_SYSTEM | Available since PHP 4.3.0.

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

Here's a short explanation of the configuration directives.

`mime_magic.debug` bool

  Enable/disable debugging.

`mime_magic.magicfile` string

  The path to the magic.mime file.

Installation
Resource Types
Installing/Configuring
PHP Manual