public class TestRegex {
public static void main(String[] args) {
String pwd = "!885555558";
String regex = "^[0-9]+$";
Pattern pattern = Pattern.compile(regex);
Matcher matcher = pattern.matcher(pwd);
System.out.println(matcher.matches());
}
}
为了这个问题被一女同事拉下来加班 , 。。。囧啊