JSFiddle - React, Tailwind, and code Playground
JavaScript
$.ajax({
url: '/foo'
}).done(function(response, jqXHR, data) {
console.log("Return Code (success): " + data.status);
}).fail(function(jqXHR, textStatus, errorThrown) {
console.log("Return Code (fail): " + jqXHR.status);
});