original_string: public function hasChildren(): bool
      {
          $children = (($this->getRgt() - $this->getLft()) - 1) / 2;
          return (0 === $children) ? false : true;
      }
code: public function hasChildren(): bool
      {
          $children = (($this->getRgt() - $this->getLft()) - 1) / 2;
          return (0 === $children) ? false : true;
      }
code_tokens: public function hasChildren ( ) : bool { $ children = ( ( $ this -> getRgt ( ) - $ this -> getLft ( ) ) - 1 ) / 2 ; return ( 0 === $ children ) ? false : true ; }
docstring: returns true if there are children
  
  @return bool
docstring_tokens: returns true if there are children