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JavaScript setUTCHours() Method

Date Object Reference JavaScript Date Object

Example

Set the hour to 15, according to UTC time:

var d = new Date();
d.setUTCHours(15);

The result of d, local time, will be:


Try it yourself »

Definition and Usage

The setUTCHours() method sets the hour of a date object, according to the UTC time.

This method can also be used to set the minutes, seconds and milliseconds.

Tip: The Universal Coordinated Time (UTC) is the time set by the World Time Standard.

Note: UTC time is the same as GMT time.


Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The setUTCHours() method is supported in all major browsers.


Syntax

Date.setUTCHours(hour,min,sec,millisec)

Parameter Values

Parameter Description
hour Required. An integer representing the hour.

Expected values are 0-23, but other values are allowed:

  • -1 will result in the last hour of the previous day
  • 24 will result in the first hour of the next day
min Optional. An integer representing the minutes.

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

  • -1 will result in the last minute of the previous hour
  • 60 will result in the first minute of the next hour
sec Optional. 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

Return Value

Type Description
Number Milliseconds between the date object and midnight January 1 1970

Technical Details

JavaScript Version: 1.3


More Examples

Example

Set the time to 15:35:01 UTC time

var d = new Date();
d.setUTCHours(15,35,1);

The result of d, local time will be:


Try it yourself »

Example

Set the time to 48 hours ago, using UTC methods:

var d = new Date();
d.setUTCHours(d.getUTCHours()-48);

The result of d, local time, will be:


Try it yourself »


Date Object Reference JavaScript Date Object

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