入门问题,马上加分!

请问find的使用方法:
如:我想查找jhsq_dm(列)等于变量li_dm的记录所在的行数!(满足条件的只有一条记录),例如:dw_1.find("jhsq_dm = '+li_dm+'",1,dw_1.rowcount()),
请帮我写出来,马上加分!
[156 byte] By [hyzh-hyz] at [2008-6-5]
# 1
long ll_found

ll_found = dw_status.Find("jhsq_dm = " + String(li_dm),1, dw_1.RowCount())
yellowant-三叶虫 at 2007-10-24 > top of Msdn China Tech,PowerBuilder,基础类...