// Worksheet column Data1_B must exist prior to execution.
void ttgp()
{
	Column col("Data1", 1);
	if(!col)
		return;
	//Must make sure the format of the column should be Text type
	if( OKCOLTYPE_TEXT_NUMERIC != col.GetFormat() || OKCOLTYPE_TEXT != col.GetFormat())
		col.SetFormat(OKCOLTYPE_TEXT_NUMERIC);
	
	string str; 
	Dataset dsB("Data1_B"); 
	
	dsB.SetSize(2);	
	for(int ii=0; ii<dsB.GetSize(); ii++)
	{
		str.Format("Row %d", ii);
		dsB.SetText(ii, str);
	}

}