so I have an edit text that will be used as a view to get phone number from user, say if the phone number is +6123456789 , I want to check if this number has whatsapp number or not,i want to avoid the user to input fake whatsapp number, how to do that ?
1 Answers
You must have: Facebook Whatsapp Business Api for contacts check
Once you have a valid business account you could then query the Contact. You will get all the details in the documentation.
Hope it works for you!
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