Java Fraction Format formatTwoDecimalsToStr(float num)

Description

format Two Decimals To Str

License

Apache License

Declaration

public static String formatTwoDecimalsToStr(float num) 

Method Source Code

//package com.java2s;
/**/*from w  w w.  j a v a 2s  .  co  m*/
 * Copyright (c) 2011-2016, Eason Pan(pylxyhome@vip.qq.com).
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.math.BigDecimal;
import java.text.DecimalFormat;

public class Main {

    public static double formatTwoDecimalsToStr(double num) {
        BigDecimal bg = new BigDecimal(num);
        double f1 = bg.setScale(2, BigDecimal.ROUND_HALF_UP).doubleValue();
        return f1;
    }

    public static String formatTwoDecimalsToStr(float num) {
        DecimalFormat nf = new DecimalFormat();
        nf.setMaximumFractionDigits(2);
        return nf.format(num);
    }
}

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