TimeZone setID() Method in Java with Examples

The setID(String ID) method of TimeZone class in Java is used to set the time zone ID of this TimeZone. While this operation no other data of the time zone object is changed.

Syntax:

public void setID(String ID)

Parameters: The method takes one parameter ID of String type which refers to the new ID of the TimeZone.

Return Value: The method does not return any value.

Below programs illustrate the use of setID() method of TimeZone class:
Example 1:

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// Java code to illustrate setID() method
  
import java.util.*;
  
public class TimeZoneDemo {
    public static void main(String args[])
    {
  
        // Creating a TimeZone
        TimeZone offtime_zone
            = TimeZone.getTimeZone(
                "Pacific/Pago_Pago");
  
        // set time zone ID
        offtime_zone.setID("GMT+05:00");
  
        // Knowing the DST
        System.out.println("The ID is: "
                           + offtime_zone.getID());
    }
}

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Output:

The ID is: GMT+05:00

Example 2:

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// Java code to illustrate setID() method
  
import java.util.*;
  
public class TimeZoneDemo {
    public static void main(String args[])
    {
  
        // Creating a TimeZone
        TimeZone offtime_zone
            = TimeZone.getDefault();
  
        // set time zone ID
        offtime_zone.setID("GMT+05:30");
  
        // Knowing the DST
        System.out.println("The ID is: "
                           + offtime_zone.getID());
    }
}

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Output:

The ID is: GMT+05:30

Reference: https://docs.oracle.com/javase/7/docs/api/java/util/TimeZone.html#setID(java.lang.String)



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