Java 手机号码格式化为182****5716

/**

* 手机号码格式化微182****5716

*

* @param phone

* @return

*/

public static String phoneNumberFormat(String phone) {

String reStr = phone.substring(phone.length() - 4, phone.length());

String preStr = phone.substring(0, phone.length() - 9);

StringBuilder sb = new StringBuilder();

sb.append(preStr).append("****").append(reStr);

return sb.toString();

}

/**

* 银行账号格式化

*

* @param str

* @return

*/

public static String getSubString(String str) {

String reStr = str.substring(str.length() - 4, str.length());

return "尾号" + reStr;

}