What does the async keyword in async function f() { ... } mean? code example
Example 1: async awiat
const data = async () => {
const got = await fetch('https://jsonplaceholder.typicode.com/todos/1');
console.log(await got.json())
}
data();
Example 2: 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();
Example 3: await async
function afterPrintSave() {
Xrm.Page.data.save().then(
function () {
resolve();
},
function (err) {
resolve(alert(err.message));
}
);
}