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{
if ( _DataSet == null )
{
_DataSet = m_DataSet;
}
StringBuilder result = new StringBuilder();
foreach ( DataTable table in _DataSet.Tables )
{
result.AppendFormat("{0}\r\n", table.TableName);
result.Append( "<br>" );
DataRowCollection tableRows = table.Rows;
DataColumnCollection tableColumns = table.Columns;
for ( int ctrRow = 0; ctrRow < tableRows.Count; ctrRow++)
{
DataRow row = tableRows[ctrRow] as DataRow;
result.AppendFormat("Row #{0}-\r\n", ctrRow + 1);
result.Append( "<br>" );
object[] rowItems = row.ItemArray;
for (int ctrColumn = 0; ctrColumn < tableColumns.Count; ctrColumn++)
{
DataColumn column = tableColumns[ctrColumn] as DataColumn;
result.AppendFormat("\t{0}: {1}\r\n", column.ColumnName, rowItems[ctrColumn].ToString() );
result.Append( "<br>" );
}
}
result.Append("\r\n");
}
return result.ToString();
}把返回的string写到文本中去