JS Dates
Date represents a point in time using milliseconds from the Unix epoch. Format it explicitly when a stable time zone matters.
Where to run this
This example uses the JavaScript console playground. Select Run to execute it; the example does not run on this lesson page.
A practical example
const opening = new Date("2026-11-07T10:00:00Z");
console.log(opening.toISOString());
What happens
The output is the same UTC instant in ISO format.