JavaScript Date setSeconds()

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Example

Set the seconds to 35:

const d = new Date();
d.setSeconds(35);
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More "Try it Yourself" examples below.

Description

The setSeconds() method sets the seconds of a date object.

This method can also be used to set the milliseconds.

Browser Support

setSeconds() is an ECMAScript1 (ES1) feature.

ES1 (JavaScript 1997) is fully supported in all browsers:

Chrome Edge Firefox Safari Opera IE
Yes Yes Yes Yes Yes Yes

Syntax

Date.setSeconds(sec, millisec)

Parameter Values

Parameter Description
sec Required. An integer representing the seconds

Expected values are 0-59, but other values are allowed:

  • -1 will result in the last second of the previous minute
  • 60 will result in the first second of the next minute
millisec Optional. An integer representing the milliseconds

Expected values are 0-999, but other values are allowed:

  • -1 will result in the last millisecond of the previous second
  • 1000 will result in the first millisecond of the next second

Technical Details

Return Value: A Number, representing the number of milliseconds between the date object and midnight January 1 1970
JavaScript Version: ECMAScript 1

More Examples

Example

Set both the seconds and milliseconds:

const d = new Date();
d.setSeconds(35, 825);
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Related Pages:

JavaScript Dates

JavaScript Date Formats

JavaScript Date Get Methods

JavaScript Date Set Methods

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