1.Java隐藏手机号中间四位
String phoneStr = "18600017225";
String hidenPhone = phoneStr.replaceAll("(\\d{3})\\d{4}(\\d{4})","$1****$2");
System.out.println(hidenPhone);
out
186****7225
1.Java隐藏手机号中间四位
String phoneStr = "18600017225";
String hidenPhone = phoneStr.replaceAll("(\\d{3})\\d{4}(\\d{4})","$1****$2");
System.out.println(hidenPhone);
out
186****7225