Is the number of views and likes of WeChat graphic messages built-in when sending a message, or does it need to be implemented by developers?

In the picture above, the number of views and likes of a WeChat graphic message are included when sending the message, or do developers need to use code to implement it? If it is implemented, what is the general idea?

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In the picture above, the number of views and likes of a WeChat graphic message are included when sending the message, or do developers need to use code to implement it? If it is implemented, what is the general idea?

This is something that comes with WeChat

It comes with it, it will be there when you post normally, no need to enter developer mode

is built-in. If implemented, it will be a standard behavior statistics. You can set the factors of one read and one like according to your own rules and then count them.