JAVA正则表达式校验密码必须是包含大小写字母、数字、特殊符号的8位以上组合

r囧r小猫 2024-03-24 12:31 15阅读 0赞

### JAVA正则表达式校验密码必须是包含大小写字母、数字、特殊符号的8位以上组合 ###

**整个复制下面。不然会有转义字符错误！！！**

public static final 
    String PW_PATTERN 
    = "^(?![A-Za-z0-9]+$)(?![a-z0-9\\W]+$)(?![A-Za-z\\W]+$)(?![A-Z0-9\\W]+$)[a-zA-Z0-9\\W]{8,}$";

public class RegexTest {
     
        public static final String PW_PATTERN = "^(?![A-Za-z0-9]+$)(?![a-z0-9\\W]+$)(?![A-Za-z\\W]+$)(?![A-Z0-9\\W]+$)[a-zA-Z0-9\\W]{8,}$";
     
        public static void main(String[] args) {
            String pw1 = "ABCDEFGHIG";
            String pw2 = "abcdefghig";
            String pw3 = "0123456789";
            String pw4 = "!@#$%^&*()";
            String pw5 = "ABCDEabcde";
            String pw6 = "ABCDE01234";
            String pw7 = "ABCDE!@#$%";
            String pw8 = "abcde01234";
            String pw9 = "abcde!@#$%";
            String pw10 = "01234!@#$%";
            String pw11 = "abcde01234!@#$%";
            String pw12 = "ABCDE01234!@#$%";
            String pw13 = "ABCDEabcde!@#$%";
            String pw14 = "ABCDEabcde01234";
            String pw15 = "Aa0!";
            //符合要求密码
            String pw16="ABCabc012!@#";
     
            System.out.println(pw1.matches(PW_PATTERN));
            System.out.println(pw2.matches(PW_PATTERN));
            System.out.println(pw3.matches(PW_PATTERN));
            System.out.println(pw4.matches(PW_PATTERN));
            System.out.println(pw5.matches(PW_PATTERN));
            System.out.println(pw6.matches(PW_PATTERN));
            System.out.println(pw7.matches(PW_PATTERN));
            System.out.println(pw8.matches(PW_PATTERN));
            System.out.println(pw9.matches(PW_PATTERN));
            System.out.println(pw10.matches(PW_PATTERN));
            System.out.println(pw11.matches(PW_PATTERN));
            System.out.println(pw12.matches(PW_PATTERN));
            System.out.println(pw13.matches(PW_PATTERN));
            System.out.println(pw14.matches(PW_PATTERN));
            System.out.println(pw15.matches(PW_PATTERN));
            System.out.println(pw16.matches(PW_PATTERN));
        }
    }