Direct Open WhatsApp chat

Question

I want to take input as a WhatsApp number and give him a chat link as a result
Example..
Type no-
(Generate link) A button which generate link ,which will directly add the no. In the last of link https://was.me/no. (Which is entered by user) .
And direct Open in WhatsApp chat
.

Answer 1

Where is the question?
Or should we write the code?

Answer 2

WhatsApp groups can be used to send reminders and notifications to group members. This can be particularly useful for important deadlines, upcoming events, or any time-sensitive information that needs to be communicated to the entire group. See more detail here https://societieslink.com/