HomeLanguagesJavaChronoZonedDateTime isSupported(TemporalField) method in Java with Examples

ChronoZonedDateTime isSupported(TemporalField) method in Java with Examples

The isSupported() method of ChronoZonedDateTime interface in Java checks if the specified TemporalField is supported or not.

Syntax:

default boolean isSupported(TemporalField field)

Parameter: This method accepts a parameter field which specifies the TemporalField to check, null returns false.

Returns: The function returns true if the field is supported on this date, false if not.

Below programs illustrate the ChronoZonedDateTime.isSupported() method:

Program 1:




// Program to illustrate the isSupported(TemporalField) method
  
import java.util.*;
import java.time.*;
import java.time.chrono.*;
import java.time.temporal.ChronoField;
  
public class GfG {
    public static void main(String[] args)
    {
        // Parses the date
        ChronoZonedDateTime dt1
            = ZonedDateTime.parse(
                "2018-12-06T19:21:12.123+05:30[Asia/Calcutta]");
  
        // Prints the date
        System.out.println(dt1);
  
        System.out.println(
            dt1.isSupported(
                ChronoField.DAY_OF_WEEK));
    }
}


Output:

2018-12-06T19:21:12.123+05:30[Asia/Calcutta]
true

Reference: https://docs.oracle.com/javase/9/docs/api/java/time/chrono/ChronoZonedDateTime.html#isSupported-java.time.temporal.TemporalField-

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