setHours() method sets the hours for a specified date according to local time, and returns the number of milliseconds since January 1, 1970 00:00:00 UTC until the time represented by the updated
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dateObj.setHours(hoursValue[, minutesValue[, secondsValue[, msValue]]])
- Ideally, an integer between 0 and 23, representing the hour. If a value greater than 23 is provided, the datetime will be incremented by the extra hours.
- Optional. Ideally, an integer between 0 and 59, representing the minutes. If a value greater than 59 is provided, the datetime will be incremented by the extra minutes.
- Optional. Ideally, an integer between 0 and 59, representing the seconds. If a value greater than 59 is provided, the datetime will be incremented by the extra seconds. If you specify the
secondsValueparameter, you must also specify the
- Optional. Ideally, a number between 0 and 999, representing the milliseconds. If a value greater than 999 is provided, the datetime will be incremented by the extra milliseconds. If you specify the
msValueparameter, you must also specify the
The number of milliseconds between January 1, 1970 00:00:00 UTC and the updated date.
If a parameter you specify is outside of the expected range,
setHours() attempts to update the date information in the
Date object accordingly. For example, if you use 100 for
secondsValue, the minutes will be incremented by 1 (
minutesValue + 1), and 40 will be used for seconds.
var theBigDay = new Date(); theBigDay.setHours(7);
The definition of 'Date.prototype.setHours' in that specification.
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|Chrome Full support 1||Edge Full support 12||Firefox Full support 1||IE Full support 3||Opera Full support 3||Safari Full support 1||WebView Android Full support 1||Chrome Android Full support 18||Firefox Android Full support 4||Opera Android Full support 10.1||Safari iOS Full support 1||Samsung Internet Android Full support 1.0||nodejs Full support 0.1.100|
- Full support
- Full support