ZoneOffset ofHours(int) method in Java with Examples

The ofHours(int) method of ZoneOffset Class in java.time package is used to obtain an instance of ZoneOffset using the offset in hours passed as the parameter. This method takes the hours as parameter in the form of int and converts it into the ZoneOffset. The maximum supported range is from +18:00 to -18:00 inclusive.

Syntax:

public static ZoneOffset ofHours(int hours)

Parameters: This method accepts a parameter hours which is int to be converted into an ZoneOffset instance.

Return Value: This method returns a ZoneOffset instance parsed from the specified hours.

Exception: This method throws DateTimeException if the hours is invalid.

Below examples illustrate the ZoneOffset.ofHours() method:

Example 1:

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// Java code to illustrate ofHours() method
  
import java.time.*;
  
public class GFG {
    public static void main(String[] args)
    {
  
        // Get the hours
        int hours = 10;
  
        // ZoneOffset using ofHours() method
        ZoneOffset zoneOffset
            = ZoneOffset.ofHours(hours);
  
        System.out.println(zoneOffset);
    }
}

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Output:

+10:00

Example 2: To demonstrate DateTimeException

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// Java code to illustrate ofHours() method
  
import java.time.*;
  
public class GFG {
    public static void main(String[] args)
    {
  
        // Get the invalid hours
        int hours = 20;
  
        try {
            // ZoneOffset using ofHours() method
            ZoneOffset zoneOffset
                = ZoneOffset.ofHours(hours);
        }
  
        catch (Exception e) {
            System.out.println(e);
        }
    }
}

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Output:

java.time.DateTimeException: Zone offset hours not in valid range: value 20 is not in the range -18 to 18

Reference: Oracle Doc



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