original_string: private function filterHeaders()
      {
          $headers = array();
  
          foreach ($this->headers as $name => $value) {
              if (strtolower($name) != 'user-agent') {
                  $headers[] = "$name: $value";
              }
          }
  
          return $headers;
      }
code: private function filterHeaders()
      {
          $headers = array();
  
          foreach ($this->headers as $name => $value) {
              if (strtolower($name) != 'user-agent') {
                  $headers[] = "$name: $value";
              }
          }
  
          return $headers;
      }
code_tokens: private function filterHeaders ( ) { $ headers = array ( ) ; foreach ( $ this -> headers as $ name => $ value ) { if ( strtolower ( $ name ) != 'user-agent' ) { $ headers [ ] = "$name: $value" ; } } return $ headers ; }
docstring: User-Agent header is sent differently.
docstring_tokens: User - Agent header is sent differently .