如何从gridview获得价值? [英] How to get value from gridview?
本文介绍了如何从gridview获得价值?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
InteractionName药物名称药物类型制造商名称药物描述
fff hhh Teblet cadila mmm
fff lll Teblet cadila mmm
fff hhh注射剂cadila ppp
-------------------------------------- --------------------------
以上是我的网格,我想传递交互名称,DrugId,和DrugName列,当我使用查询字符串点击交互名称..
-------------------- ---------
protected void gvDrug_RowCommand( object sender,GridViewCommandEventArgs e)
{
if (e.CommandName == cmdView)
{
R esponse.Redirect( AddNewDrug.aspx?DrugId = + e.CommandArgument.ToString());
}
if (e.CommandName == cmdInteractionName)
{
Response.Redirect( DrugInteraction.aspx?InteractionId = + e.CommandArgument.ToString()+ DrugId =跨度>);
}
}
解决方案
建议添加另一栏说选择供用户选择一行,这使您的意图更清晰,并有助于提高可用性。参考:如何获取 - 选中行 - 单元格 - 来自GridView-in-ASPNet.aspx [ ^ ]
更改下面的链接按钮以通过多个值为命令参数
。
如果要传递InteractionName,DrugID和DrugColumn,HTML可以如下所示,
< asp:linkbutton id = lbtInteractionName runat = server xmlns:asp = #unknown >
CommandArgument = ' <%#Eval(InteractionId)%>,<%#Eval(DrugId)%>,<%#Eval(DrugName)%>'
CommandName = cmdInteractionName
Text = ' <%#Eval(InteractionName)%>' > < / asp:linkbutton >
在Gridview的RowCommandEvent中,您可以通过基于分割的方式获取所有命令参数逗号(,)。如下所示。
String [] values = e.CommandArgument.ToString()。Split(' ,');
希望它会有所帮助。 :)
InteractionName Drug Name Drug Type Menufacturer Name Drug Description
fff hhh Teblet cadila mmm
fff lll Teblet cadila mmm
fff hhh Injection cadila ppp
----------------------------------------------------------------
above is my grid and i want to pass value of interaction name,DrugId,and DrugName column when i click on interaction name using query string..
-----------------------------
protected void gvDrug_RowCommand(object sender, GridViewCommandEventArgs e)
{
if (e.CommandName == "cmdView")
{
Response.Redirect("AddNewDrug.aspx?DrugId=" + e.CommandArgument.ToString());
}
if (e.CommandName == "cmdInteractionName")
{
Response.Redirect("DrugInteraction.aspx?InteractionId="+e.CommandArgument.ToString()+"DrugId=");
}
}
解决方案
Suggest adding another column say Select for user to select a row, that makes your intention clearer and helps improve the usability. Refer: How-to-get-Selected-Row-cell-value-from-GridView-in-ASPNet.aspx[^]
Change your link button like below to pass multiple values ascommand argument
.
As you want to pass InteractionName, DrugID and DrugColumn, HTML can be like below,
<asp:linkbutton id="lbtInteractionName" runat="server" xmlns:asp="#unknown"> CommandArgument='<%# Eval("InteractionId") %>, <%# Eval("DrugId") %>,<%# Eval("DrugName") %>' CommandName="cmdInteractionName" Text='<%# Eval("InteractionName") %>'></asp:linkbutton>
AND in RowCommandEvent of Gridview, You can get all of the command arguments by splitting based on comma(,). like below.
String[] values = e.CommandArgument.ToString().Split(',');
hope it will help. :)
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