A.set date ansi B.set strictdate to 0 C.set century on D.set strictdate to 1
A.edit B.replace C.browse D.modi stru
A.copy to boy for 性別=“男” B.copy file da.dbf to boy.dbf C.copy stru to boy fields 姓名,年齡,獎學金 D.select * from da where 性別=“男” into dbf boy