Question / Help How to make a emoji counter?

[ZentiX]

I tried to find anyting in the internet but I have found nothing about it. How can I make a emoji counter which is couning how many times each emoji was written in the chat like in the video I linked? https://www.youtube.com/watch?v=ZF1Ufwz65og

 

[Tarumes]

you have to parse chat messages with a custom script