C#后台调用前台页面js方法

方法1.
ScriptManager.RegisterStartupScript(this, this.GetType(), Guid.NewGuid().ToString(), "SetRadioName()", true);

方法2.
ClientScriptManager cs = Page.ClientScript;
  cs.RegisterStartupScript(this.GetType(), "", "<script type=\"text/javascript\">SubjectListener();</script>");
方法3.

 ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "tishi", "alert('你所查询的数据不存在！');", true);

方法4.

ClientScript.RegisterClientScriptBlock(this.GetType(), "tishi", "<script type=\"text/javascript\">alert('你所查询的数据不存在！');</script>");

 

5.公共方法：

/// <summary>

/// 显示提示消息对话框(alert)

/// </summary>

/// <param name="msg">消息内容</param>

 public static void ShowMessage(string msg)

  {

          Page page = HttpContext.Current.Handler as Page;

          if (page != null)

             page.ClientScript.RegisterStartupScript(page.GetType(), "msg", "alert('" + msg.Replace("'","") + "');", true);

  }