Returns the number of milliseconds elapsed since January 1, 1970.
문법
Date.now()예제
아래 값을 입력하면 예제에 즉시 반영됩니다.
const→console→operation→elapsed→Elapsed→ms→const timestamp = Date.now();
console.log(timestamp); // e.g. 1704067200000
const start = Date.now();
// ... some operation ...
const elapsed = Date.now() - start;
console.log(`Elapsed: ${elapsed}ms`);