The parameter of the beforeSend jquery function - Javascript jQuery Method and Property

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Description

The parameter of the beforeSend jquery function

Demo Code

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<html>
   <head> 
      <meta name="viewport" content="width=device-width, initial-scale=1"> 
      <script type="text/javascript" src="https://code.jquery.com/jquery-1.8.3.js"></script> 
      <script type="text/javascript">
    $(window).load(function(){//from  w w  w . j a v a  2 s  . com
$.ajax({
  url: "google.com",
    beforeSend: function(jqXHR, settings) {
        jqXHR.error = function(){
            console.log("failed");
        }
    }
})
    });

      </script> 
   </head> 
   <body>  
   </body>
</html>

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