JSFiddle - React, Tailwind, and code Playground
JavaScript
$.doit = function() {
var dfd = $.Deferred();
if (Math.floor(Math.random() * 100)%2 === 0) {
dfd.resolve();
} else {
dfd.reject();
}
return dfd;
}
$.doit().then(
function() { $('body').append('<p>Success</p>') },
function() { $('body').append('<p>Failure</p>') }
);