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<input type="sumbit" name="submit_1" value="submit_1" />
<input type="sumbit" name="submit_2" value="submit_2" />
<input type="sumbit" name="submit_3" value="submit_3" />
<input type="sumbit" name="submit_4" value="submit_4" />
internal String GetFormPostbackTriggerId()
{
if (HttpContext.Current == null) return String.Empty;
if (!HttpContext.Current.Request.Url.AbsolutePath.EndsWith(".aspx")) return String.Empty;
string _triggerControlId = HttpContext.Current.Request.Form["__EVENTTARGET"];
if (String.IsNullOrEmpty(_triggerControlId))
{
foreach (string str in HttpContext.Current.Request.Form)
{
Control c = this.Page.FindControl(str);
if (c is Button)// 暂时忽略 imagebuttion
{
_triggerControlId = c.ID;
break;
}
}
}
else
{
string[] controlCollections = _triggerControlId.Split('$');
Control ctl = null;
ctl = this.Page;
foreach (string s in controlCollections)
{
ctl = ctl.FindControl(s);
if (null == ctl)
break;
}
_triggerControlId = (null == ctl) ? null : ctl.ID;
}
return _triggerControlId;
}
protected void Button_Click(object sender, EventArgs e)
{
if(sender is Button)
{
Button tb=(Button)sender;
//
string btnId=tb.Id;
}
}
<form id="form1" runat="server">
<div>
<input type="submit" name="submit_1" value="submit_1" />
<input type="submit" name="submit_2" value="submit_2" />
<input type="submit" name="submit_3" value="submit_3" />
<input type="submit" name="submit_4" value="submit_4" />
</div>
<div>
<asp:Label ID="lblSubmit" runat="server"></asp:Label>
</div>
</form>
protected void Page_Load(object sender, EventArgs e)
{
string val = string.Empty;
if (Request["submit_1"] != null)
{
val = Request["submit_1"];
}
else if (Request["submit_2"] != null)
{
val = Request["submit_2"];
}
else if (Request["submit_3"] != null)
{
val = Request["submit_3"];
}
else if (Request["submit_4"] != null)
{
val = Request["submit_4"];
}
this.lblSubmit.Text = val;
}
<form id="form1" runat="server">
<div>
<input type="submit" name="MySubmit" value="submit_1" />
<input type="submit" name="MySubmit" value="submit_2" />
<input type="submit" name="MySubmit" value="submit_3" />
<input type="submit" name="MySubmit" value="submit_4" />
</div>
<div>
<asp:Label ID="lblSubmit" runat="server"></asp:Label>
</div>
</form>
protected void Page_Load(object sender, EventArgs e)
{
string val = string.Empty;
if (Request["MySubmit"] != null)
{
val = Request["MySubmit"];
}
this.lblSubmit.Text = val;
}
<body>
<form id="form1" runat="server">
<input id="test" type="text" name="test" />
<asp:Button ID="Button_1" runat="server" Text="Assassiate" OnClick="Button_Click" />
<asp:Button ID="Button_2" runat="server" Text="Assassiate" OnClick="Button_Click" />
<asp:Button ID="Button_3" runat="server" Text="Assassiate" OnClick="Button_Click" />
<asp:Button ID="Button_4" runat="server" Text="Assassiate" OnClick="Button_Click" />
</form>
</body>
protected void Button_Click(object sender, EventArgs e)
{
Button bn = (Button)sender;
Response.Write(bn.ID+Request.Form["test"]);
}