JavaScript | date.getUTCHours() Function

The date.getUTCHours() is an inbuilt function in JavaScript which is used to fetch the hours according to universal time from a given Date object.

Syntax:

DateObj.getUTCHours();

In the above syntax, DateObj is a valid Date object created using Date() conctructor from which we want to fetch hours according to universal time.

Parameters: This function does not takes any parameter. It is just used along with a Date Object from which we want to fetch hours according to universal time.

Return Values: It returns the hours for the given date object according to universal time. Hours is an integer value ranging from 0 to 23.

Below program illustrate the getUTCHours() method:

Output:

12

Errors and Exceptions:

• Example 1: The date of the month should must lie in between 1 to 31 because none of the month have date greater than 31 that is why it returns NaN i.e, not a number because date for the month does not exist. Hours will not be existed according to universal time if date of the month does not exists.
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  <script> // Here a date has been assigned according to universal // time while creating Date object var dateobj = new Date('October 33, 1996 23:35:32 GMT+11:00');    // hour from above date object is // being extracted using getUTCHours(). var B = dateobj.getUTCHours();    // Printing hour according to universal time. document.write(B); </script>

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  Output:

  NaN

• Example 2: If hours is not given while creating Date object, the getUTCHours() function returns zero (0) but output is printed as 13 because according to universal time 0 is represented as 13. It is an exception case.
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  <script> // Here a date has been assigned according to universal // time while creating Date object var dateobj = new Date('October 13, 1996 GMT+11:00');    // hour from above date object is // being extracted using getUTCHours(). var B = dateobj.getUTCHours();    // Printing hour according to universal time. document.write(B); </script>

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  Output:

  13

• Example 3: If nothing as parameter is given to the Date() constructor while creating Date object, the getUTCHours() function returns current hour according to universal time.
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  <script> // creating Date Object var dateobj = new Date();    // hour from above date object is // being extracted using getUTCHours(). var B = dateobj.getUTCHours();    // Printing current hour according to universal time. document.write(B); </script>

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  Output:

  18

Application: It has many applications such as getting current hours according to universal time. Below program shows one of the applications of this function. It gives the current hours according to universal time.

Output:

18

Supported Browsers: The browsers supported by JavaScript date.getUTCHours() Function are listed below:

• Google Chrome
• Internet Explorer
• Firefox
• Opera
• Safari

Kanchan_Ray

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