[HttpFoundation] added a keys() method to *Bag classes
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@ -48,6 +48,16 @@ class HeaderBag
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return $this->headers;
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}
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/**
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* Returns the parameter keys.
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*
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* @return array An array of parameter keys
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*/
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public function keys()
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{
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return array_keys($this->headers);
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}
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/**
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* Replaces the current HTTP headers by a new set.
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*
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@ -40,6 +40,16 @@ class ParameterBag
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return $this->parameters;
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}
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/**
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* Returns the parameter keys.
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*
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* @return array An array of parameter keys
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*/
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public function keys()
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{
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return array_keys($this->parameters);
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}
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/**
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* Replaces the current parameters by a new set.
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*
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