命名捕获组允许您按名称引用组。从SE7开始,Java开始支持捕获的组。
import java.util.Scanner; import java.util.regex.Matcher; import java.util.regex.Pattern; public class ReplaceAll{ public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.println("Enter input text: "); String input = sc.nextLine(); String regex = "(?<globalCode>[\\d]{2})-(?<nationalCode>[\\d]{5})-(?<number>[\\d]{6})"; //创建一个模式对象 Pattern pattern = Pattern.compile(regex); //匹配字符串中的已编译模式 Matcher matcher = pattern.matcher(input); while (matcher.find()) { System.out.println("Global code: "+matcher.group("globalCode")); System.out.println("National code: "+matcher.group("nationalCode")); System.out.println("Phone number: "+matcher.group("number")); } } }
输出结果
Enter input text: 91-08955-224558 Global code: 91 National code: 08955 Phone number: 224558