abstract public useEncryption (mixed $useEncryption) ...

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public setLastModified (DateTime $datetime)

abstract public getTempName () ...

abstract public getName () ...

public getExpiration () Returns the current expiration time

public getHeaders () Returns the available headers in the request

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abstract public getBestLanguage () ...

public has (mixed $name) Check if a cookie is defined in the bag or exists in the _COOKIE superglobal