original_string: public function setLanguage($language)
      {
          if (!array_key_exists($language, $this->allowedlanguages)) {
              throw new InvalidArgumentException("Invalid language ISO code");
          }
          $this->parameters['language'] = $language;
      }
code: public function setLanguage($language)
      {
          if (!array_key_exists($language, $this->allowedlanguages)) {
              throw new InvalidArgumentException("Invalid language ISO code");
          }
          $this->parameters['language'] = $language;
      }
code_tokens: public function setLanguage ( $ language ) { if ( ! array_key_exists ( $ language , $ this -> allowedlanguages ) ) { throw new InvalidArgumentException ( "Invalid language ISO code" ) ; } $ this -> parameters [ 'language' ] = $ language ; }
docstring: ISO code eg nl_BE
docstring_tokens: ISO code eg nl_BE