currencyformatdemo.java

java编程代码

import java.text.NumberFormat;
import java.util.Locale;

public class CurrencyFormatDemo
{
    public static void main(String[] args)
    {
        System.out.println("Without formatting:");

        System.out.println(19.8);
        System.out.println(19.81111);
        System.out.println(19.89999);
        System.out.println(19);
        System.out.println( );

        System.out.println("Default location:");
        NumberFormat moneyFormatter =
                          NumberFormat.getCurrencyInstance( );

        System.out.println(moneyFormatter.format(19.8));
        System.out.println(moneyFormatter.format(19.81111));
        System.out.println(moneyFormatter.format(19.89999));
        System.out.println(moneyFormatter.format(19));
        System.out.println( );

        System.out.println("US as location:");
        NumberFormat moneyFormatter2 =
                          NumberFormat.getCurrencyInstance(Locale.US);

        System.out.println(moneyFormatter2.format(19.8));
        System.out.println(moneyFormatter2.format(19.81111));
        System.out.println(moneyFormatter2.format(19.89999));
        System.out.println(moneyFormatter2.format(19));
    }

}