判断是否为按钮单击事件触发的page_load
<form runat=server>
<asp:Button id="Button1" Text="Button1" runat=server onclick="Button1_Click" />
</form>
<script language=C# runat=server>
void Page_Load(object o, EventArgs e)
{
if (IsPostBack)
{
if (Request.Form[Button1.UniqueID] != null)
{
Response.Write("Page_Load: Button 1 clicked<BR>");
}
}
}
void Button1_Click(Object o, EventArgs e)
{
Response.Write("Button 1 clicked");
}
</script>
<asp:Button id="Button1" Text="Button1" runat=server onclick="Button1_Click" />
</form>
<script language=C# runat=server>
void Page_Load(object o, EventArgs e)
{
if (IsPostBack)
{
if (Request.Form[Button1.UniqueID] != null)
{
Response.Write("Page_Load: Button 1 clicked<BR>");
}
}
}
void Button1_Click(Object o, EventArgs e)
{
Response.Write("Button 1 clicked");
}
</script>

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