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JavaScript Date setHours() Method

JavaScript Date setHours() Method with example, javascript math methods, abs() method, round() method, ceil() method, floor() method, pow() method, random() method, sqrt() method, max() method, min() method, log() method, sin() method, cos() method, tan() method etc.

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JavaScript Date setHours() method

The JavaScript date setHours() method is used to set the hour for the specified date on the basis of local time.

Syntax

The setHours() method is represented by the following syntax:

dateObj.setHours(hoursValue[, minValue[, secValue[, msValue]]])

Parameter

hoursValue - It represents an integer value between 0 and 23, specifying the Hours. If the provided hour value is greater than 23, the setHours() method increments the day value accordingly.

minValue - It is optional. It represents an integer value between 0 and 59, specifying the minutes. If the provided minute value is greater than 59, the setHours() method increments the hour value accordingly.

secValue - It is optional. It represents an integer value between 0 and 59, specifying the seconds. If the provided second value is greater than 59, the setHours() method increments the minute value accordingly

msValue ? It is optional. It represents an integer value between 0 and 999, specifying the milliseconds. If the provided millisecond value is greater than 999, the setHours() method increments the second value accordingly.

JavaScript Date setHours() method example

Here, we will understand setHours() method through various examples.

Example 1

Let's see an example to print current and updated hour value.

<script>
var hours=new Date();	
document.writeln("Current Hour : "+hours.getHours()+"<br>");
hours.setHours(8);
document.writeln("Updated Hour : "+hours.getHours());
</script>
Test it Now

Output:

Current Hour : 13
Updated Hour : 8

Example 2

Let's see an example to update the hour value of the given time.

<script>
var hours=new Date("August 15, 1947 20:22:10");	
hours.setHours(10);
document.writeln("Updated Hour : "+hours.getHours());
</script>
Test it Now

Output:

Updated Hour : 10

Example 3

In this example, we will specify the minute value (greater than 59) with the hours.

<script>
var hours=new Date("August 15, 1947 20:22:10");	
hours.setHours(10,62);
document.writeln("Updated Hour : "+hours.getHours());</script>
Test it Now

Output:

Updated Hour : 11
Next TopicJavaScript Date




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