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suyeer. 基础工具类.

There is a newer version: 6.0.1

package com.suyeer.basic.util;

/**
 * @author jun 2018/10/19
 */
public class FormatUtil {
    public static Double fDouble(Double num, int precision) {
        String formatStr = "%." + precision + "f";
        String tmpStr = String.format(formatStr, num);
        return Double.valueOf(tmpStr);
    }

    public static Float fFloat(Float num, int precision) {
        String formatStr = "%." + precision + "f";
        String tmpStr = String.format(formatStr, num);
        return Float.valueOf(tmpStr);
    }

}