以文本方式查看主题

-  Foxtable(狐表)  (http://foxtable.net/bbs/index.asp)
--  专家坐堂  (http://foxtable.net/bbs/list.asp?boardid=2)
----  导出后时间显示  (http://foxtable.net/bbs/dispbbs.asp?boardid=2&id=89918)
--  作者：huhu
--  发布时间：2016/9/1 11:48:00
--  导出后时间显示
时间列为空，怎么导出后就变为了1900-1-0 0:00:00
时间列不为空导出正常。
--  作者：有点蓝
--  发布时间：2016/9/1 13:59:00
--  
通过什么方式导出的？
--  作者：huhu
--  发布时间：2016/9/1 15:08:00
--  
Dim startdate As WinForm.DateTimePicker = e.Form.Controls("DateTimePicker1")
Dim enddate As WinForm.DateTimePicker = e.Form.Controls("DateTimePicker2")
If User.Name.Trim() = "jichenggang@bdcom.com.cn" Then
    Dim jcg As String = "(邮件通知 Like \'%eponver@bdcom.com.cn%\' or 邮件通知 like \'%switchver@bdcom.com.cn%\' or 邮件通知 like \'%IEswitchver@bdcom.com.cn%\')"
    DataTables("临时版本跟踪表").LoadFilter = "需求提交时间 > \'" & startdate.Value & "\' And 需求提交时间 < \'"  & enddate.value.AddDays(1) & "\' and (邮件通知 Like \'%eponver@bdcom.com.cn%\' or 邮件通知 like \'%switchver@bdcom.com.cn%\' or 邮件通知 like \'%IEswitchver@bdcom.com.cn%\')"
    DataTables("临时版本跟踪表").Load
ElseIf User.Name.Trim() = "liujiyong@bdcom.com.cn" Then
    DataTables("临时版本跟踪表").LoadFilter = "需求提交时间 > \'" & startdate.Value & "\' And 需求提交时间 < \'"  & enddate.value.AddDays(1) & "\'"
    DataTables("临时版本跟踪表").Load
End If
Dim dt As Table = Tables("临时版本跟踪表")
Dim filepath As String = "D:\\临时版本跟踪表\\" & startdate.Value & "-" & enddate.value & ".xls"

Dim nms() As String = {"临时版本编号","需求编号","博达机型","客户","需求提交时间","预计提供时间","开发环境","代码message","软件环境","show_version","技术支持邮箱","研发邮箱","客户期望交期","log","发布目录","测试目录","状态","状态直白"} \'要导出的列名
Dim caps() As String = {"临时版本编号","需求编号","博达机型","客户","需求提交时间","预计提供时间","开发环境","代码message","软件环境","show_version","技术支持邮箱","研发邮箱","客户期望交期","log","发布目录","测试目录","状态","状态直白"} \'对应的列标题
Dim szs() As Integer = {100,100,100,200,200,200,200,200,200,200,200,200,200,200,200,200,80,200} \'对应的列宽
Dim Book As New XLS.Book \'定义一个Excel工作簿
Dim Sheet As XLS.Sheet = Book.Sheets(0) \'引用工作簿的第一个工作表
Dim st As XLS.Style = Book.NewStyle \'日期列的显示格式
st.Format = "yyyy-MM-dd hh:mm:ss"
For c As Integer = 0 To nms.length -1
    Sheet(0, c).Value = caps(c) \'指定列标题
    Sheet.Cols(c).Width = szs(c) \'指定列宽
    If dt.Cols(nms(c)).IsDate Then \'如果是日期列
        Sheet.Cols(c).Style = st \'设置显示格式
    End If
Next
For r As Integer = 0 To dt.Rows.Count - 1 \'填入数据
    For c As Integer = 0 To nms.length -1
        Sheet(r +1, c).Value = dt.rows(r)(nms(c))
    Next
Next
Book.Save(filepath)
MessageBox.show("保存路径:" & FilePath,"导出成功",MessageBoxButtons.OK,MessageBoxIcon.Information)
--  作者：有点蓝
--  发布时间：2016/9/1 15:22:00
--  
试试

For r As Integer = 0 To dt.Rows.Count - 1 \'填入数据
    For c As Integer = 0 To nms.length -1
        If not dt.rows(r).Isnull(nms(c)) Then Sheet(r +1, c).Value = dt.rows(r)(nms(c))
    Next
Next