WhatsApp quickly became, and continued to be the top messaging app for ages now. With developers getting own their skins to add new features to the application, it is undoubtedly becoming one of the unstoppable force.Almost all the people use WhatsApp daily. When you receive an unknown call from a known person and that person asked you to share so and so details to a particular number, which is not saved in your contact list. How can you do that?Well, the simple solution is that to save the contact to your phone and send a message. But, you won't message to that number again and its not useful to that number, then what's the solution?

Link : https://api.whatsapp.com/send?phone=