await in node js
// Normal Function
function add(a,b){
return a + b;
}
// Async Function
async function add(a,b){
return a + b;
}await in node js
// Normal Function
function add(a,b){
return a + b;
}
// Async Function
async function add(a,b){
return a + b;
}await in node js
// server.js
function square(x) {
return new Promise(resolve => {
setTimeout(() => {
resolve(Math.pow(x, 2));
}, 2000);
});
}
square(10).then(data => {
console.log(data);
});async await js
fetch('coffee.jpg')
.then(response => {
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`);
} else {
return response.blob();
}
})
.then(myBlob => {
let objectURL = URL.createObjectURL(myBlob);
let image = document.createElement('img');
image.src = objectURL;
document.body.appendChild(image);
})
.catch(e => {
console.log('There has been a problem with your fetch operation: ' + e.message);
});Copyright © 2021 Codeinu
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