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Java Tutorial : Java format and printf methods(Converters and flags)

Java Tutorial : Java format and printf methods(Converters and flags)

FormatNumericExample.java

import java.util.Calendar;
import java.util.Locale;

public class FormatNumericExample
{

    public static void main(String[] args)
    {

        long n = 461012;
        System.out.format("%d%n", n); // --> "461012"
        System.out.format("%08d%n", n); // --> "00461012"
        System.out.format("%+8d%n", n); // --> " +461012"
        System.out.format("%,8d%n", n); // --> " 461,012"
        System.out.format("%+,8d%n%n", n); // --> "+461,012"

        double pi = Math.PI;

        System.out.format("%f%n", pi); // --> "3.141593"
        System.out.format("%.3f%n", pi); // --> "3.142"
        System.out.format("%10.3f%n", pi); // -->
                                            // "     3.142"
        System.out.format("%-10.3f%n", pi); // --> "3.142"
        System.out.format(Locale.FRANCE, "%-10.4f%n%n", pi); // -->
                                                                // "3,1416"

        Calendar c = Calendar.getInstance();
        System.out.format("%tB %te, %tY%n", c, c, c); // -->
                                                        // "May 29, 2006"

        System.out.format("%tl:%tM %tp%n", c, c, c); // -->
                                                        // "2:34 am"

        System.out.format("%tD%n", c); // --> "05/29/06"

    }
}