i have thousand of phone number and my freelancer will add new phone number everyday.
But i want to remove duplicate numbers. How to do it?
many thanks for your help.
(phone numbers are in Notepad Files)
For example
But i want to remove duplicate numbers. How to do it?
many thanks for your help.
(phone numbers are in Notepad Files)
For example
1234567890
1233636309
1515724350
1241551451
1234567890