獲得百分比字符串

獲得百分比字符串

 

 public static String getPercent(double p1, double p2) {
  String str;
  double p3 = p1 / p2;
  NumberFormat nf = NumberFormat.getPercentInstance();
  nf.setMinimumFractionDigits(1);
  str = nf.format(p3);
  return str;
 }