验证电子邮件?手机号码?密码6-15位?验证输入网址?身份证号?邮编? 文件改名? 替换字符串部分单词?

/**
 *验证电子邮件?手机号码?密码6-15位?验证输入网址?身份证号?邮编?
 *邮箱正则:
 *"[\\w]@[\\w](.\\w+)+";
 */
public class StringDemo8 {
    public static void main(String[] args) {
        String email = "99999999@qq.com.cn";
        String emailRegex = "[\\w]+@[a-zA-z0-9]+(.\\w+)+";
        String pwdRegex = "[\\w]{6,15}";
        String pwd = "a_34625";
        String idRegex = "[2]([\\d]{17}|[\\d]{14}|[\\d]{16}[xX])";
        String id = "21010219880313212X";
        String jpgImg = "mqh.jpg";
        String jpgRegex = "\\.";

        System.out.println(email.matches(emailRegex));
        System.out.println(pwd.matches(pwdRegex));
        System.out.println(id.matches(idRegex));

        //自动改文件名的小应用
        String[] newName = jpgImg.split(jpgRegex);
        jpgImg = System.currentTimeMillis()+"."+newName[1];
        System.out.println(jpgImg);

        //替换掉骂人脏话的方法的应用
        String fuck = "我想说: cnm,fuck dsb";
        String fuckRegex = "fuck|Sb|cnm|dsb";
        fuck = fuck.replaceAll(fuckRegex, "***");
        System.out.println(fuck);
    }
}