async in promise 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: nodejs promise async

// server.js
 
function square(x) {
  return new Promise(resolve => {
    setTimeout(() => {
      resolve(Math.pow(x, 2));
    }, 2000);
  });
}
 
async function layer(x)
{
  const value = await square(x);
  console.log(value);
}
 
layer(10);

Example 3: nodejs promise async

// Normal Function
function add(a,b){
  return a + b;
}
// Async Function
async function add(a,b){
  return a + b;
}

Example 4: async await

async function showAvatar() {
	// read
  	await setTimeout(resolve, 3000);
    // read next 3s
}

showAvatar();