哪个按钮上升了？ [英] Which button has raised onclick even?

问题描述

我已经创建了3个 LinkBut​​ton 它们都具有相同的 onclick 事件，现在我必须找到哪个按钮被调用onclick事件，它的 ID

I have created 3 LinkButton they all have same onclick event, now I have to find which button has called onclick event and it’s ID

<asp:LinkButton ID="LinkButton1" runat="server" onclick="lnk_Click"/> 
<asp:LinkButton ID="LinkButton2" runat="server" onclick="lnk_Click"/> 
<asp:LinkButton ID="LinkButton3" runat="server" onclick="lnk_Click"/> 

推荐答案

你的功能应该有一个发件人 code>对象。

You're function should have a "sender" object.

void lnk_Click(object sender, EventArgs e)
{
    LinkButton btn = sender as LinkButton;

    if (btn != null)
    {
        String id = btn.ID;
        //etc
    }
}

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