original_string: public function findInBlock($id)
      {
          foreach ($this->blockStack as $context) {
              if (array_key_exists($id, $context)) {
                  return $context[$id];
              }
          }
  
          return '';
      }
code: public function findInBlock($id)
      {
          foreach ($this->blockStack as $context) {
              if (array_key_exists($id, $context)) {
                  return $context[$id];
              }
          }
  
          return '';
      }
code_tokens: public function findInBlock ( $ id ) { foreach ( $ this -> blockStack as $ context ) { if ( array_key_exists ( $ id , $ context ) ) { return $ context [ $ id ] ; } } return '' ; }
docstring: Find an argument in the block context stack.
  
  @param string $id
  
  @return mixed Variable value, or '' if not found
docstring_tokens: Find an argument in the block context stack .