Validate Mobile number using regular expression

Question

I need to validate mobile number. My need:

1. The number may start with +8801 or 8801 or 01
2. The next number can be 1 or 5 or 6 or 7 or

Answer 1

You may use either one of given regular expression to validate Bangladeshi mobile number.

Solution 1:

/(^(\+88|0088)?(01){1}[56789]{1}(\d){8})$/

Robi, Grameen Phone, Banglalink, Airtel and Teletalk operator mobile no are allowed.

Solution 2:

 /(^(\+8801|8801|01|008801))[1|5-9]{1}(\d){8}$/

Citycell, Robi, Grameen Phone, Banglalink, Airtel and Teletalk operator mobile no are allowed.

Allowed mobile number pattern

+8801812598624

008801812598624

01812598624

01712598624

01919598624

01672598624

01512598624

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