getDay method

The getDay method is applied to the date object and returns the number of the day of the week as a number from 0 to 6. Moreover, Sunday is the day number 0, Monday is 1, etc.

Syntax

javascriptdate.getDay();

Example

Let's output the number of the current day of the week:

javascriptlet date = new Date();
let res = date.getDay();

console.log(res);

Example

Let's output the day of the week for a given date:

javascriptlet date = new Date(2025, 11, 31);
let res = date.getDay();

console.log(res);

The code execution result:

javascript3

See also