javascript synchronous wait

1console.log("Start");  
2console.time("Promise");  
3await new Promise(done => setTimeout(() => done(), 5000));  
4console.log("End");  
5console.timeEnd("Promise");  
6

1function delay(n) {  
2  n = n || 2000;
3  return new Promise(done => {
4    setTimeout(() => {
5      done();
6    }, n);
7  });
8}
9