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Page.ClientScript.RegisterStartupScript()
Page.ClientScript.RegisterClientScriptBlock() //Ìí¼Ó½Å±¾µ½form±êǩ֮ºó
Page.ClientScript.RegisterStartupScript()//Ìí¼Ó½Å±¾µ½form±êÇ©±ÕºÏ֮ǰ
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C# code:
Page.ClientScript.RegisterStartupScript(this.GetType(), " ", "<script>alert('±¨¼Û·¢²¼³É¹¦');</script>",true);
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Page.ClientScript.RegisterStartupScript(this.GetType(), " ", "alert('"+msg+"');",true);
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