MySQL篩選手機號，使用正則匹配

#篩選130開頭手機號並保存到新表中

CREATE TABLE 一三零 AS

SELECT phone

FROM fifty WHERE phone REGEXP "^[1](30)[0-9]{8}$";

#篩選158開頭最後兩位都小於5的手機號

CREATE TABLE 一五八五五下 AS
SELECT phone
FROM fifty WHERE phone REGEXP "^[1](58)[0-9]{6}[0-4]{1}[0-4]{1}$";