numformat.java

JAVA编程思想源代码 值得一下 很难找的

package chapter7;
import java.text.*;
import java.util.*;

public class NumFormat {
	public static void main(String[] av) {
		int data[] = { 100, 1000, 10000, 1000000 };
		NumberFormat nf = NumberFormat.getInstance(Locale.US);
		for (int i = 0; i < data.length; ++i) {
			System.out.println(data[i] + "\t" + nf.format(data[i]));
		}
	}
}