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Repeater控件数据导出Excel(附演示动画)

2024-07-10 13:18:06
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本演示中,我们实现这个Repeater控件数据导出Excel的功能。
我们准备一个对象:

复制代码 代码如下:


Imports Microsoft.VisualBasic
Namespace Insus.NET
Public Class Catalog
Private _ID As Integer
Private _Name As String
Public Property ID As Integer
Get
Return _ID
End Get
Set(value As Integer)
_ID = value
End Set
End Property
Public Property Name As String
Get
Return _Name
End Get
Set(value As String)
_Name = value
End Set
End Property
End Class
End Namespace


准备数据来填充上面创建好的对象:

复制代码 代码如下:


Private Function GetData() As List(Of Catalog) Dim cls As New List(Of Catalog) Dim cl As Catalog = New Catalog() cl.ID = 1 cl.Name = "唇膏" cls.Add(cl) cl = New Catalog() cl.ID = 2 cl.Name = "胭脂" cls.Add(cl) cl = New Catalog() cl.ID = 3 cl.Name = "化妆水" cls.Add(cl) cl = New Catalog() cl.ID = 4 cl.Name = "护手霜" cls.Add(cl) Return cls End Function


在.aspx页面拉一个Repeater控件:

复制代码 代码如下:


<asp:Repeater runat="server">
<HeaderTemplate>
<table cellpadding="3" cellspacing="0">
<tr>
<td>ID
</td>
<td>Name
</td>
</tr>
</HeaderTemplate>
<ItemTemplate>
<tr>
<td>
<%# Eval("ID")%>
</td>
<td>
<%# Eval("Name")%>
</td>
</tr>
</ItemTemplate>
<FooterTemplate>
</table>
</FooterTemplate>
</asp:Repeater>


然在.aspx.vb为Repeater控件绑定数据:

复制代码 代码如下:


Imports Insus.NET
Partial Class Default2
Inherits System.Web.UI.Page
Protected Sub Page_Load(sender As Object, e As EventArgs) Handles Me.Load
If Not IsPostBack Then
Data_Binding()
End If
End Sub
Private Sub Data_Binding()
Me.RepeaterCatalog.DataSource = GetData()
Me.RepeaterCatalog.DataBind()
End Sub
End Class


ok,一切准备绪,我们在.aspx拉一个铵钮,让用户点击此铵钮时,能对Repeater控件的数据导出Excel。

复制代码 代码如下:


<asp:Button runat="server" Text="Export to Excel" />


铵钮拉好,我们要去.aspx.vb写onClick事件,在写之前,首先下载一个InsusExportToExcel Library 解压之后放入BIN目录中。

复制代码 代码如下:


Protected Sub Button1_Click(sender As Object, e As EventArgs)
Dim obj As New InsusExportToExcel() '实例化对象。
obj.ExportToExcel(Me.RepeaterCatalog, "catalog") '传入Repeater控件以入导出的Excel文件名。
End Sub


当然最后,少不了演示:

Repeater控件数据导出Excel(附演示动画)

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