去把帮助看一遍啊,不想给你说太多基础啊
If e.DataRow("鉴定等级") = "技师" Then
If e.DataRow("原技术资格工种") = "助理工程师" AndAlso e.DataRow("原资格取得时间") <= Date.Today.Year - 4 Then
e.DataRow("是否合格") = True
Else
Dim fdr As DataRow = DataTables("证书编号表").Find("身份证号码 = '" & e.DataRow("身份证号码") & "' And 申报鉴定工种 = '" & e.DataRow("申报鉴定工种") & "' And 证书编号 = '" & e.DataRow("证书编号") & "' And convert(substring(证书编号,1,2),'System.Int32') <= " & Date.Today.Year - 2000 - 5)
If fdr IsNot Nothing Then
e.DataRow("是否合格") = True
Else
e.DataRow("是否合格") = False
End If
End If
End If