original_string: public function isUploadField($key)
      {
          return array_key_exists($key, $this->uploadGetKeys) || array_key_exists($key, $this->uploadSetKeys);
      }
code: public function isUploadField($key)
      {
          return array_key_exists($key, $this->uploadGetKeys) || array_key_exists($key, $this->uploadSetKeys);
      }
code_tokens: public function isUploadField ( $ key ) { return array_key_exists ( $ key , $ this -> uploadGetKeys ) || array_key_exists ( $ key , $ this -> uploadSetKeys ) ; }
docstring: Determine if a set mutator exists for an attribute.
  
  @param string $key
  
  @return bool
docstring_tokens: Determine if a set mutator exists for an attribute .