In the above syntax the DateObject is a valid Date object.
Parameter: This function does not takes any parameter. It is just used along with a Date Object from which we want to fetch Hours.
Return Values: It returns the Hours for the given Date object. Hours is an integer value ranging from 0 to 23.
Below program illustrate the getHours() function:
Errors and Exceptions:
Program 1: Here date of the month must lie in between 1 to 31 because no date can have month greater than 31. That is why it returns NaN i.e, Not a Number if the month in the Date object is greater than 31. Hours will not be existed when date of the month given as 33 i.e, greater then 31.
Program 2: If hours is not given, it returns zero (0). It is an exception case.
Program 3: If nothing as parameter is given, it returns present hours.
Application: It has many applications such as getting current hour. Below program shows one of the application of this function. It gives the current Hour.
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Improved By : Akanksha_Rai