original_string: protected function execute()
      {
          if ($this->url === null) {
              throw new CurlException('You have to provide an URL for the CurlRequest');
          }
  
          $ch = curl_init($this->url);
          curl_setopt_array($ch, $this->options);
  
          $this->content = curl_exec($ch);
          $this->infos   = curl_getinfo($ch);
          $this->error   = curl_error($ch);
  
          curl_close($ch);
  
          return $this->content;
      }
code: protected function execute()
      {
          if ($this->url === null) {
              throw new CurlException('You have to provide an URL for the CurlRequest');
          }
  
          $ch = curl_init($this->url);
          curl_setopt_array($ch, $this->options);
  
          $this->content = curl_exec($ch);
          $this->infos   = curl_getinfo($ch);
          $this->error   = curl_error($ch);
  
          curl_close($ch);
  
          return $this->content;
      }
code_tokens: protected function execute ( ) { if ( $ this -> url === null ) { throw new CurlException ( 'You have to provide an URL for the CurlRequest' ) ; } $ ch = curl_init ( $ this -> url ) ; curl_setopt_array ( $ ch , $ this -> options ) ; $ this -> content = curl_exec ( $ ch ) ; $ this -> infos = curl_getinfo ( $ ch ) ; $ this -> error = curl_error ( $ ch ) ; curl_close ( $ ch ) ; return $ this -> content ; }
docstring: executes the curl request and fills in the information
  
  @return mixed
  @throws CurlException
docstring_tokens: executes the curl request and fills in the information