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[ASP.net教程]C#与JavaScript互相调用


1、C#调用JavaScript(1)准备好JavaScript函数    <script type="text/javascript">        function say() {          alert("CSharp调用js,调用成功!");        }    </script>(2)页面代码<asp:Button ID="Button1" runat="server" Text="CSharp调用js" onclick="Button1_Click" />(3)C#代码  protected void Button1_Click(object sender, EventArgs e)  {    Page.ClientScript.RegisterStartupScript(ClientScript.GetType(), "say", "<script>say(); </script>");  }2、JavaScript调用C#代码(1)页面代码    <input type="button" value="js调用CSharp" onclick="jsCallCSharp();" />    <asp:Button ID="Button2" runat="server" Text="我是隐藏按钮" onclick="Button2_Click" />(2)C#代码  //后台方法   public void Show()  {    Response.Write("js调用后台方法成功!");  }  //隐藏按钮事件   protected void Button2_Click(object sender, EventArgs e)  {    Show();  }(3)JavaScript代码      <script type="text/javascript">         function jsCallCSharp() {          document.getElementById("Button2").click();        }    </script>