abstract public getBestLanguage () ...
abstract public getQuery ([mixed $name], [mixed $filters], [mixed $defaultValue]) ...
abstract public has (mixed $name) ...
abstract public isGet () ...
Source
abstract public getServer (mixed $name) ...
abstract public getBestCharset () ...
abstract public isMethod (mixed $methods, [mixed $strict]) ...
abstract public getHTTPReferer () ...
abstract public getLanguages () ...
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