JavaScript Program to Convert Date to Number

This article will explain how to convert a Date into a Number using JavaScript. The JavaScript Date object is used to get dates and times. It helps in formatting the dates. We can use the new keyword to create an object for Date. To convert a Date to a Number, we use the getTime() method.

getTime() Method

This method returns the number of milliseconds since midnight of January 1, 1970 (epoch) to the current date or specified date.

Syntax:

Date.getTime();

Example 1: This example demonstrates how to convert the current Date to a Number.

// JavaScript Program to 
// Convert Date to Number

const date = new Date();
console.log(date.getTime());

1702449453367

Example 2: This example demonstrates how to convert a specified Date to a Number.

// JavaScript Program to Convert Date to Number

const date = new Date('May 19, 2000 12:10:52');
console.log(date.getTime());

Using the Unary Plus Operator (+)

You can also convert a Date object to a Number using the unary plus operator (+). When applied to a Date object, it coerces the Date object into its equivalent numeric value, which represents the number of milliseconds since the epoch (January 1, 1970).

// JavaScript Program to Convert Date to Number

const date = new Date('May 19, 2000 12:10:52');
console.log(+date);

958738252000