正則- 預定義類 驗證座機號碼的規則

 

 

   <script>

        // 預定義類  

        // 驗證座機號碼的規則  兩種格式 010-12345678  或者 0530-1234567

        // var reg = /^[\d]{3,4}[-][\d]{7,8}$/;

        // var reg = /^\d{3}-\d{8}|\d{4}-\d{7}$/; 

        var reg = /\d{3,4}-\d{7,8}/;

        console.log(reg.test('010-12345678')); // true

        console.log(reg.test('0530-1234567')); // true

        console.log(reg.test('0530--1234567223')); //false

    </script>