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# PEAR_Config::getDocs()

PEAR_Config::getDocs() -- Get the documentation for a config value

## Synopsis

    require_once 'PEAR/config.php';

``string PEAR_Config::getDocs` (string $key)`

## Description

Get the documentation for a config value.

## Parameter

string `$key`

  config key

## Return value

`string` - documentation string

## Note

This function can not be called statically.

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