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我正在處理一個項目,在該項目中,我將在其中顯示,插入,刪除我的訪問數據庫中的數據。我製作了按鈕,可以顯示數據庫中的特定表格。然後我做了一個asp列來顯示每行旁邊的刪除按鈕。我想弄清楚的問題是:如何獲得它,以便在單擊刪除按鈕時確定了特定行,然後我可以刪除它?歡迎提供任何提示或提示。謝謝。C#在gridview中標識行以刪除
<body>
<h1 class="center" style="text-align: center" >Display, Delete, and Add</h1>
<h3 id="Title1"></h3>
<style>
.center{
margin: 0 auto;
}
</style>
<form id="form1" runat="server">
<asp:GridView ID="GridView1" class="center" runat="server" Width="300px" >
<Columns>
<asp:TemplateField>
<ItemTemplate>
<asp:Button ID="btn1" Text="Delete" runat="server" OnClick="btn1_Click"/>
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
<p>
</p>
<p >
<asp:Button ID="Button1" runat="server" OnClick="Button1_Click1" Text="Courses" />
<asp:Button ID="Button2" runat="server" OnClick="Button2_Click" Text="Student Information" />
<asp:Button ID="Button3" runat="server" OnClick="Button3_Click" Text="Students" />
</p>
<p>
</p>
<p>
</p>
<p>
</p>
</form>
public partial class _Default : System.Web.UI.Page
{
OleDbConnection con = new OleDbConnection (@"Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\Users\achowdhary\Documents\Database1.accdb");
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click1(object sender, EventArgs e)
{
OleDbDataAdapter ada = new OleDbDataAdapter(" SELECT * FROM COURSES", con);
DataSet set = new DataSet();
ada.Fill(set, "COURSES");
DataTable tab = new DataTable();
tab = set.Tables["COURSES"];
GridView1.DataSource = tab;
GridView1.DataBind();
}
protected void Button2_Click(object sender, EventArgs e)
{
OleDbDataAdapter ada = new OleDbDataAdapter(" SELECT * FROM STUDENT_INFO", con);
DataSet set = new DataSet();
ada.Fill(set, "STUDENT_INFO");
DataTable tab = new DataTable();
tab = set.Tables["STUDENT_INFO"];
GridView1.DataSource = tab;
GridView1.DataBind();
}
protected void Button3_Click(object sender, EventArgs e)
{
OleDbDataAdapter ada = new OleDbDataAdapter(" SELECT * FROM STUDENTS", con);
DataSet set = new DataSet();
ada.Fill(set, "STUDENTS");
DataTable tab = new DataTable();
tab = set.Tables["STUDENTS"];
GridView1.DataSource = tab;
GridView1.DataBind();
}
protected void btn1_Click(object sender, EventArgs e)
{
//ClientScript.RegisterStartupScript(this.GetType(), "myalert", "alert('" + "hello" + "');", true);
}
}