?code copy from http://blog.csdn.net/kwklover/archive/2005/01/12/250326.aspx
thanks to kwklover
怕忘了所以copy

????????/**////?<summary>
????????///?判斷號碼是聯通，移動，電信中的哪個,在使用本方法前，請先驗證號碼的合法性
????????///?規則：前三位為130-133?聯通?；前三位為135-139或前四位為1340-1348?移動；?其它的應該為電信
????????///?</summary>
????????///?<param?name="mobile">要判斷的號碼</param>
????????///?<returns>返回相應類型：1代表聯通；2代表移動；3代表電信</returns>
????????public?static?int?GetMobileType(string?mobile)?
????????{
????????????string[]?chinaUnicom??=?new?string[]?{"130","131","132","133"}?;
????????????string[]?chinaMobile1?=?new?string[]?{"135","136","137","138","139"}?;
????????????string[]?chinaMobile2?=?new?string[]?{"1340","1341","1342","1343","1344","1345","1346","1347","1348"}?;

????????????bool?bolChinaUnicom??=?(Array.IndexOf(chinaUnicom,mobile.Substring(0,3))?>=?0)?;
????????????bool?bolChinaMobile1?=?(Array.IndexOf(chinaMobile1,mobile.Substring(0,3))?>=0)?;
????????????bool?bolChinaMobile2?=?(Array.IndexOf(chinaMobile2,mobile.Substring(0,4))?>=0)?;

????????????if?(bolChinaUnicom)
????????????????return?1??;//聯通

????????????if?(?bolChinaMobile1?||?bolChinaMobile2?)
????????????????return?2?;?//移動
????????????
????????????return?3?;?//其他為電信
????????}

注：有朋友建議，第二方法用正則表達式實現更好，確實不錯，下面把第二方法的新實現貼上:
????????/**////?<summary>
????????///?判斷號碼是聯通，移動，電信中的哪個,在使用本方法前，請先驗證號碼的合法性
????????///?規則：前三位為130-133?聯通?；前三位為135-139或前四位為1340-1348?移動；?其它的應該為電信
????????///?</summary>
????????///?<param?name="mobile">要判斷的號碼</param>
????????///?<returns>返回相應類型：1代表聯通；2代表移動；3代表電信</returns>
????????public?static?int?GetMobileType(string?mobile)
????????{
????????????if?(IsChinaUnicomNumber(mobile))
????????????????return?1?;

????????????if?(IsChinaMobileNumber(mobile))
????????????????return?2?;

????????????return?3?;
????????}

????????//是否是聯通的號碼?測試通過
????????private?static?bool?IsChinaUnicomNumber(string?mobile)
????????{
????????????string?sPattern?=?"^(130|131|132|133)[0-9]{8}";
????????????bool?isChinaUnicom?=?Regex.IsMatch(mobile,sPattern)?;

????????????return?isChinaUnicom?;
????????}

????????//是否是移動的號碼?測試通過
????????private?static?bool?IsChinaMobileNumber(string?mobile)?
????????{
????????????string?sPattern?=?"^(135|136|137|138|139|1340|1341|1342|1343|1344|1345|1346|1347|1348)[1-9]{7,8}"?;

????????????return?Regex.IsMatch(mobile,sPattern)?;
????????}

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轉載于:https://www.cnblogs.com/henry_zjk/articles/100296.html

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