java字符串转double，怎么保留小数点后面的0

Question

9.600000 像这样的字符串转化成double后怎么保留6后面的5个0啊

Answer 1

NumberFormat format = NumberFormat.getInstance();
format.setMinimumFractionDigits(2);
format.setMaximumFractionDigits(2);
System.out.println(format.format(57876135.654565));
或
DecimalFormat format = new DecimalFormat("##.00");
System.out.println(format.format(57876135.654565));

或
System.out.printf("%.2f",57876135.654565);