Ejercicio con promesas

ejercicio-con-promesas.markdown

Ejercicio con promesas

A Pen by djego on CodePen.

License.

script.js

let url = "https://randomuser.me/api/";

function get(url) {
  // Return a new promise.
  return new Promise(function(resolve, reject) {
    // Do the usual XHR stuff
    var req = new XMLHttpRequest();
    req.open('GET', url);

    req.onload = function() {
      // This is called even on 404 etc
      // so check the status
      if (req.status == 200) {
        // Resolve the promise with the response text
        resolve(req.response);
      }
      else {
        // Otherwise reject with the status text
        // which will hopefully be a meaningful error
        reject(Error(req.statusText));
      }
    };

    // Handle network errors
    req.onerror = function() {
      reject(Error("Network Error"));
    };

    // Make the request
    req.send();
  });
}


get(url).then(function(response) {
  console.log("Success!", response);
}, function(error) {
  console.error("Failed!", error);
})

wolqal.markdown

wOLQaL

A Pen by djego on CodePen.

License.