[英]delete row in Gridview after databind()
DataSource has been provided to gridview as shown below and it works fine 数据源已提供给gridview,如下所示,并且工作正常
dummyGridview.DataSource = dtUser; //dtUser is DataTable
dummyGridview.DataBind();
Now without OnRowDeleting
command, Is it possible to delete any particular row from Gridview based on DataKeyNames
just after the Databind()
? 现在没有OnRowDeleting
命令,是否有可能在Databind()
之后基于DataKeyNames
从Gridview中删除任何特定的行?
It will be good if you remove that particular row from your DataTable
first and then bind to gridview
as shown below: 最好先从DataTable
删除该特定行,然后绑定到gridview
,如下所示:
for (int i = 0; i < dtUser.Rows.Count; i++)
{
//check
if(dtUser.Rows[i]["DataKeyName"].ToString()) == yourValue))
{
//remove
dtUser.Rows.Remove(dtUser.Rows[i]);
break;
}
}
then 然后
dummyGridview.DataSource = dtUser;
dummyGridview.DataBind();
Hope It solves your purpose. 希望它能解决您的目的。
if you want to remove more than 1 row from the datatable you can use the following code: 如果要从数据表中删除多于1行,可以使用以下代码:
for(int i = 0; i < dtUser.Rows.Count; i++)
{
if (dtUser.Rows[i]["DataKeyName"] == req.value)
{
dtUser.Rows.Remove(dtUser.Rows[i]);
i--;
}
}
after that you can bind the database 之后,您可以绑定数据库
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