UsePatternMatcher.java

import java.util.regex.*;
 
public class UsePatternMatcher {
    public static void main(String[] args) {
        String phones1 = 
              "Justin 的手機號碼：0939-100391\n" +
              "momor 的手機號碼：0939-666888\n";
        
        Pattern pattern = Pattern.compile(".*0939-\\d{6}");
        Matcher matcher = pattern.matcher(phones1);

        while(matcher.find()) {
            System.out.println(matcher.group());
        }
        
        String phones2 = 
             "caterpillar 的手機號碼：0952-600391\n" +
             "bush 的手機號碼：0939-550391";
        
        matcher = pattern.matcher(phones2);

        while(matcher.find()) {
            System.out.println(matcher.group());
        }
    }
}