Dim iii As Integer = 0
For c As Integer = 4 To tb.Cols.Count -1 '逐列设置和填入内容
If tb.Cols(c).Visible Then
rt4.Cells(0,iii).Text = tb.Cols(iii).Name '列名作为标题
rt4.Cells(0,iii).Style.TextAlignHorz = prt.AlignHorzEnum.Center '标题内容水平居中
rt4.Cells(1,iii).Style.TextAlignHorz = prt.AlignHorzEnum.Center
iii = iii + 1
End If
Next