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javascript pure ajax

Lucky Llama answered on February 20, 2022 Popularity 7/10 Helpfulness 4/10

answer javascript pure ajax

javascript pure ajax

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function getRequest(url) {
    return makeRequest('GET', url);
}

function postRequest(url, data) {
   return makeRequest('POST', url, data);
}

function makeRequest(method, url, data) {
  return new Promise(
    function(resolve, reject) {
      var http = new XMLHttpRequest();
      http.open(method, url);
      http.onload = function() {
        if (this.status >= 200 && this.status < 300) {
          var response = http.response;
          try {
            response = JSON.parse(response);
            resolve(response);
          } catch (error) {
            reject({
              status: this.status,
              statusText: error
            });
          }

        } else {
          reject({
            status: this.status,
            statusText: http.statusText
          });
        }
      };
      http.onerror = function() {
        reject({
          status: this.status,
          statusText: http.statusText
        });
      };

      if (method === 'POST') {
        data = data || new FormData();
        http.send((data));
      } else http.send();
    }
  );
}

Popularity 7/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: ajax javascript

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Contributed on Feb 20 2022

Lucky Llama

0 Answers Avg Quality 2/10

javascript pure ajax

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