正则匹配电话号码demo

 public static String doFilterTelnum(String sParam) {
         String result = sParam;
         if (sParam.length() <= 0)
             return "";
         /*电话号码匹配规则"((13\\d{9})|(15[0,1,2,3,5,6,7,8,9]\\d{8})|(18[0,1,2,5,6,7,8,9]\\d{8})|(147\\d{8}))$*"*/
         Pattern pattern = Pattern.compile("(1|861)(3|5|7|8)\\d{9}$*");
         Matcher matcher = pattern.matcher(sParam);
         StringBuffer bf = new StringBuffer();
         while (matcher.find()) {
             bf.append(matcher.group()).append(",");
         }
         int len = bf.length();
         if (len > 0) {
             bf.deleteCharAt(len - 1);
         }
         String middle = bf.toString();
         String[] tels = middle.split(",");
         for (int i = 0; i < tels.length; i++) {
             result = result.replace(tels[i], "");
         }
         return result;
     }