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我正在顯示未驗證用戶的警報消息,但是如果刷新瀏覽器再次顯示警報。使用pageregisterstartupscript刷新瀏覽器時顯示的警報消息
ClientScript.RegisterStartupScript(typeof(Page), "alert", "<script language=JavaScript>" + Environment.NewLine + "alert(\"" + msg + "\")" + Environment.NewLine + ";</script>");