Home >Web Front-end >JS Tutorial >How to pass multiple parameters using ajax

How to pass multiple parameters using ajax

php中世界最好的语言Original: 2018-04-04 15:02:466430browse

This time I will show you how to use ajax to pass multiple parameters, and what are the precautions for using ajax to pass multiple parameters. The following is a practical case, let's take a look.

The example in this article shares the specific code for ajax to pass multiple parameters for your reference. The specific content is as follows

<html >
<head>
  <title></title>
  <script src="js/Jquery1.7.js" type="text/javascript"></script>
  <script type="text/javascript">
    $(function () {
      $('#Button1').click(function () {
        var username = $('#txtUserName').val();
        var pwd = $('#txtPwd').val();
        $.ajax({
          type: "post",
          contentType: "application/json",
          url: "WebService1.asmx/Login",
          data: "{username:'" + username + "',pwd:'" + pwd + "'}",
          success: function (bukeyi) {
            if (bukeyi.d == 'true') {
              window.location = 'HTMLPage1.htm';
            }
            else {
              $('#pinfo').text("用户名或密码错误");
            }
          }
        })
      })
    })
  </script>
</head>
<body>
用户名<input id="txtUserName" type="text" /><br />
密码<input id="txtPwd" type="text" /><br />
  <input id="Button1" type="button" value="登录" /><br />
  <p id="pinfo"></p>
</body>
</html>

WebService1.asmx

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Services;
namespace ajax11
{
  /// <summary>
  /// WebService1 的摘要说明
  /// </summary>
  [WebService(Namespace = "http://tempuri.org/")]
  [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
  [System.ComponentModel.ToolboxItem(false)]
  // 若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消对下行的注释。
  [System.Web.Script.Services.ScriptService]
  public class WebService1 : System.Web.Services.WebService
  {
    [WebMethod]
    public string HelloWorld()
    {
      return "Hello World";
    }
    [WebMethod]
    public string ValidateUser(string username)
    {
      if (username == "onlifes")
      {
        return "用户名已被占用，请选择其他";
      }
      else
      {
        return "可以使用，请继续";
      }
    }
    [WebMethod]
    public string GetDate()
    {
      return DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss");
    }
    [WebMethod]
    public string Login(string username, string pwd)
    {
      if (username == "admin" && pwd == "888888")
      {
        return "true";
      }
      else
      { return "false"; }
    }
  }
}

I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website!

How to pass multiple parameters using ajax

Related articles