Get selected records on a grid on a form through X++ 3 (X++에서 그리드에 선택된 값 가져오기 3)

public void release_CustVend()
{
    FormDataSource                      _FormDataSource;
    Common                              _Common;
    Table                   _Table;
    _FormDataSource = Table_ds;
    try
    {
        ttsBegin;
        for(_Common = _FormDataSource.getFirst(true)?_FormDataSource.getFirst(true):Table_ds.cursor();
            _Common;
            _Common = _FormDataSource.getNext())
        {
            _Table = _Common;
        }
        element.close();
        ttsCommit;
    }
    catch
    {
        ttsAbort;
    }
}