我不确定是否有更好的方法,但是您可以尝试…
$.ajax({ type: "GET", url: request_url, context: $('#meat'), async: true, beforeSend: function() { }, success: function (returndata, status, jqXHR) { var parsed; try { parsed = $.parseJSON(returndata); // Execute B } catch(e) {// treat as html then// do parsing hereparsed = returnData;// Execute A } }});


