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Java 具有自定义格式###，###。##的格式编号

欢马劈雪

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具有自定义格式###，###。##的格式编号

实例源码：

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import java.text.DecimalFormat;

/* from 
时 代 J a v a 公 众 号*/

public class FPAdder {

public static void main(String[] args) {

int numArgs = args.length;

//this program requires at least two arguments on the command line

if (numArgs < 2) {

System.out

.println("This program requires two command-line arguments.");

} else {

double sum = 0.0;

for (int i = 0; i < numArgs; i++) {

sum += Double.valueOf(args[i]).doubleValue();/*N o w J a v a . c o m - 时代Java 提 供*/

}

//format the sum

DecimalFormat myFormatter = new DecimalFormat("###,###.##");

String output = myFormatter.format(sum);

//print the sum

System.out.println(output);

}

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* modification, are permitted provided that the following conditions

* are met:

*   - Redistributions of source code must retain the above copyright

*     notice, this list of conditions and the following disclaimer.

*   - Redistributions in binary form must reproduce the above copyright

*     notice, this list of conditions and the following disclaimer in the

*     documentation and/or other materials provided with the distribution.

*   - Neither the name of Oracle or the names of its

*     contributors may be used to endorse or promote products derived

*     from this software without specific prior written permission.

* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS

* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR

* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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编辑于 2020-03-26 09:23:272020-03-26 09:23:27

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