jquery-basics/ajax.html at master · learning-zone/jquery-basics · GitHub

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<!DOCTYPE html>
<html>
  <head>
    <title>jQuery ajax() Example</title>
    <script type="text/javascript" src="lib/jquery/jquery-3.3.1.js"></script>
    <script type="text/javascript">
      $.ajax({
        url: 'user.php',
        contentType: 'application/json',
        type: 'post',
        dataType: 'json',
        async: true,
        cache: true,
        data: JSON.stringify(postData),
        success: function(xhr, status) {
          if (status == 'success') {
            //some code
          }
        },
        error: function(xhr, status) {
          //error handling
        }
      });
    </script>
  </head>
  <body>
    <div id="container"></div>
  </body>
</html>