How can i write a code to receive a message on the phone direct from the internet

Question

message receive direct from the internet

Answer 1

One of the way to push messages from internet server to a user phone is using Telegram api.
User could receive messages immediately from Telegram app whenever the server send the data from api.

Check out Telegram's officer site to know more.

Answer 2

If you are referring to sending SMS from a webpage then yes, you can do it, but you will have to use third party for that. Search on web for "mobile messaging api". That companies will provide you with an API that you will use in your web project, but remember that this service is not free.