original_string: public function lastInsertId($table = null, $column = null)
      {
          $this->connect();
  
          return $this->_connection->lastInsertId($table);
      }
code: public function lastInsertId($table = null, $column = null)
      {
          $this->connect();
  
          return $this->_connection->lastInsertId($table);
      }
code_tokens: public function lastInsertId ( $ table = null , $ column = null ) { $ this -> connect ( ) ; return $ this -> _connection -> lastInsertId ( $ table ) ; }
docstring: Returns last id generated for a table or sequence in database
  
  @param string|null $table table name or sequence to get last insert value from
  @param string|null $column the name of the column representing the primary key
  @return string|int
docstring_tokens: Returns last id generated for a table or sequence in database