JAVASCRIPT

http request in js

//Using the javascript Fetch API 
//References: https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API/Using_Fetch

fetch('http://localhost:8080/test')
  .then((response) => response.json())
  .then((data) => console.log(data));

http get request js

function httpGetAsync(theUrl, callback) {
    var xmlHttp = new XMLHttpRequest();
    xmlHttp.onreadystatechange = function() { 
        if (xmlHttp.readyState == 4 && xmlHttp.status == 200)
            callback(xmlHttp.responseText);
    }
    xmlHttp.open("GET", theUrl, true); // true for asynchronous 
    xmlHttp.send(null);
}

httpGetAsync("/api/v1/items", (res)=>{
  	// page content is in variable "res"
});

http request javascript

const requests = new XMLHTTPRequest();

requests.open('METHOD', url)
requests.send()

requests.onload = () => {
 if (requests.status == 200) {
   console.log('ok')
 } else {
 console.log('didnt work')
 }
}

http request javascript

function httpGetAsync(url, callback) {
  var xmlHttp = new XMLHttpRequest();
  xmlHttp.onreadystatechange = function() { 
    if (xmlHttp.readyState == 4 && xmlHttp.status == 200)
      callback(xmlHttp.responseText);
  }
  xmlHttp.open("GET", url, true); // true for asynchronous 
  xmlHttp.send(null);
}

Javascript make HTTP request

const xhr = new XMLHttpRequest();
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Javascript make HTTP request

xhr.open(Method, URL[, Async]);
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