Java 返回在替换文本中引用组

​

import java.util.regex.Matcher;/*来自 n o w j a   v  a . c o m - 时  代  Java*/

​

import java.util.regex.Pattern;

​

​

public class Main {

​

  public static void main(String[] args) {

​

    String regex = "\\b(\\d{3})(\\d{3})(\\d{4})\\b";

​

    String replacementText = "($1) $2-$3";

​

    String source = "1111111111, 1111111, and 1111111111";

​

​

    // Compile the regular expression

​

    Pattern p = Pattern.compile(regex);

​

​

    // Get Matcher object

​

    Matcher m = p.matcher(source);

    /** from 

    N o w J a v a . c o m - 时代Java**/

​

​

    // Replace the phone numbers by formatted phone numbers

​

    String formattedSource = m.replaceAll(replacementText);

​

​

/**代码未完, 请加载全部代码(NowJava.com).**/