2021-08-05 求助:为什么String转double 补0的位数丢了

一只乌龙

于 2021-08-05 15:06:55 发布

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分类专栏：二、Java 文章标签： Java Double 数值运算字符串转换数值格式化

本文链接：https://blog.youkuaiyun.com/qq_40365482/article/details/119418444

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        String s = "3.2030";
        String s1 = "3.2000";
        System.out.println(s + "," + s1);

        System.out.println(Double.valueOf(s)+","+Double.valueOf(s1));

        double d = Double.valueOf(s);
        double d1 = Double.valueOf(s1);
        System.out.println(d + "," + d1);


        double result1;
        result1 =5.500;
        System.out.println(Double.valueOf(new DecimalFormat("0.00000").format(result1)));