public boolean containsCell(int rowIndex, int columnIndex) {if (columnIndex < _firstColumnIndex) {return false;}if (columnIndex > _lastColumnIndex) {return false;}if (rowIndex < _firstRowIndex) {return false;}if (rowIndex > _lastRowIndex) {return false;}return true;}

public boolean containsCell ( int rowIndex , int columnIndex ) { if ( columnIndex < _firstColumnIndex ) { return false ; } if ( columnIndex > _lastColumnIndex ) { return false ; } if ( rowIndex < _firstRowIndex ) { return false ; } if ( rowIndex > _lastRowIndex ) { return false ; } return true ; }
public bool ContainsCell(int rowIndex, int columnIndex){if (columnIndex < _firstColumnIndex){return false;}if (columnIndex > _lastColumnIndex){return false;}if (rowIndex < _firstRowIndex){return false;}if (rowIndex > _lastRowIndex){return false;}return true;}
