05 Ajax - 09 jQuery发送Ajax请求 - 《02 编程笔记》

<!DOCTYPE html>
<html lang="zh">
  <head>
    <meta charset="UTF-8">
    <title>TestAjax</title>
    <link crossorigin="anonymous" href="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/4.6.1/css/bootstrap.css" rel="stylesheet">
    <script crossorigin="anonymous" src="https://cdn.bootcdn.net/ajax/libs/jquery/3.4.1/jquery.js"></script>
  </head>
  <body>
    <div class="container">
      <h2 class="page-header">jQuery发送Ajax请求</h2>
      <button class="btn btn-primary">发送GET请求</button>
      <button class="btn btn-danger">发送POST请求</button>
      <button class="btn btn-info">发送通用(ALL)请求</button>
    </div>
    <script>
      // get请求
      $('button').eq(0).click(function (){
        $.get('http://localhost:8000/jQuery','{a:100,b:200}',function (data){
          console.log(data);
        });
      });
      // post请求
      $('button').eq(1).click(function (){
        $.post('http://localhost:8000/jQuery','{a:100,b:200}',function (data){
          console.log(data);
        },'json');
      });
      // 通用方法请求
      $('button').eq(2).click(function (){
        $.ajax({
          url : 'http://localhost:8000/jQuery',
          data: {a:100,b:200},
          type: 'GET',
          dataType: 'json',
          success: function (data){
            console.log(data);
          },
          timeout: 2000,
          error: function (){
            alert("出错啦")
          },
          headers: {
            c: 300,
            d: 400,
          }
        });
      });
    </script>
  </body>
</html>