async function fetchJson
async function getUserAsync(name)
{
let response = await fetch(`https://api.github.com/users/${name}`);
let data = await response.json()
return data;
}
getUserAsync('yourUsernameHere')
.then(data => console.log(data));async fetch api call
async function getUserAsync(name) {
try{
let response = await fetch(`https://api.github.com/users/${name}`);
return await response.json();
}catch(err){
console.error(err);
// Handle errors here
}
}how to make an async function
function resolveAfter2Seconds() {
return new Promise(resolve => {
setTimeout(() => {
resolve('resolved');
}, 2000);
});
}
//async function:
async function asyncCall() {
console.log('calling');
const result = await resolveAfter2Seconds();
console.log(result);
// expected output: 'resolved'
}
asyncCall();async await
async function f() {
try {
let response = await fetch('/no-user-here');
let user = await response.json();
} catch(err) {
// catches errors both in fetch and response.json
alert(err);
}
}
f();async
function resolveAfter2Seconds() {
return new Promise(resolve => {
setTimeout(() => {
resolve('resolved');
}, 2000);
});
}
async function asyncCall() {
console.log('calling');
const result = await resolveAfter2Seconds();
console.log(result);
// expected output: 'resolved'
}
asyncCall();Copyright © 2021 Codeinu
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