original_string: public function hasRow($rowKey) : bool
      {
          $this->validateRowKey(__METHOD__, $rowKey);
          $this->loadRows();
  
          $rowHash = ValueHasher::hash($rowKey);
  
          return isset($this->rows[$rowHash]);
      }
code: public function hasRow($rowKey) : bool
      {
          $this->validateRowKey(__METHOD__, $rowKey);
          $this->loadRows();
  
          $rowHash = ValueHasher::hash($rowKey);
  
          return isset($this->rows[$rowHash]);
      }
code_tokens: public function hasRow ( $ rowKey ) : bool { $ this -> validateRowKey ( __METHOD__ , $ rowKey ) ; $ this -> loadRows ( ) ; $ rowHash = ValueHasher :: hash ( $ rowKey ) ; return isset ( $ this -> rows [ $ rowHash ] ) ; }
docstring: Returns whether the table data contains a row with the supplied key.
  
  @param mixed $rowKey
  
  @return bool
  @throws TypeMismatchException
docstring_tokens: Returns whether the table data contains a row with the supplied key .