formatdouble.java

基于java的医院门诊管理系统

package crqs.util;

import java.text.NumberFormat;

public class FormatDouble {
	public static String formatDouble(double d,int fd){
		NumberFormat nf=NumberFormat.getInstance();
		nf.setMaximumFractionDigits(fd);
		return nf.format(d);
	}
}