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48 lines (38 loc) · 999 Bytes
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scripts.js
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48 lines (38 loc) · 999 Bytes
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const result = document.getElementById('result');
let approval = 'Not approved!';
// handle asyncronous using callback function
/* function getApproval (callback) {
setTimeout(() => {
approval = 'Approved!';
callback();
}, 500);
}
getApproval(() => {
result.textContent = approval;
});
result.textContent = approval; */
// Handle asyncronous using promises
/* function getApproval() {
return new Promise((resolve, reject) => {
setTimeout(() => {
resolve('Approved!');
}, 500);
});
}
getApproval().then((resolveApproval) => {
result.textContent = resolveApproval;
});
result.textContent = approval; */
// Async/await
function getApproval() {
return new Promise((resolve, reject) => {
setTimeout(() => {
resolve('Approved!');
}, 500);
});
}
async function setApprovalText() {
const approvalPromise = getApproval();
result.textContent = await approvalPromise;
}
setApprovalText();