/
script.js
38 lines (29 loc) · 1.06 KB
/
script.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
if(window.Promise) {
console.log('Promise found');
let promise=new Promise(function(resolve,reject){
let request = new XMLHttpRequest();
request.open('GET', 'http://api.icndb.com/jokes/random');
request.onload = function() {
if (request.status == 200) {
resolve(request.response); //we get the data here.So, resolve the Promise
}
else {
reject(Error(request.statusText)); //if status is not 200 OK, reject.
}
};
request.onerror = function() {
reject(Error("Error fetching data.")); //error occurred, reject the Promise
};
request.send(); //send the request
});
console.log('Asynchronous request made.');
promise.then(function(data){
console.log('Got data! Promise fulfilled.');
document.getElementById('joke').innerHTML=JSON.parse(data).value.joke;
}).catch(
(err) => {
console.log(err);
document.getElementById('joke').innerHTML= err
});
}
else console.log('Promise not available');