85     private $statusCode;  variable in GuzzleHttp\\Psr7\\Response
103         $this->statusCode = $status;
110         if ($reason == '' && isset(self::PHRASES[$this->statusCode])) {
111             $this->reasonPhrase = self::PHRASES[$this->statusCode];
121         return $this->statusCode;
136         $new->statusCode = $code;
137         if ($reasonPhrase == '' && isset(self::PHRASES[$new->statusCode])) {
138             $reasonPhrase = self::PHRASES[$new->statusCode];
146      * @param mixed $statusCode
148     private function assertStatusCodeIsInteger($statusCode): void  argument
150         if (filter_var($statusCode, FILTER_VALIDATE_INT) === false) {
155     private function assertStatusCodeRange(int $statusCode): void  argument
157         if ($statusCode < 100 || $statusCode >= 600) {