From its humble beginnings in 1999, Emojis are all the rage these days. It's no longer something that only people half our age use to communicate. You and I use them all the time, and almost every chat or messaging-related app under the sun provides great support for it:
I was looking through some Google Search Console data, and this article is the most popular one that people land on from searching for emoji-related developer questions
It’s funny how the easiest to write articles get the most traction sometimes
To copy emoji codes more easily, you can use https://emojigraph.org/ - there are HTML hex, CSS, JS, Perl, and other versions in a table at the bottom of each emoji. For Cat emoji for example:
Thanks for sharing that! I didn’t know about this resource, and I always end up fiddling around for a bit with the OS emoji picker or going to emojipedia to do a copy/paste
The emojis are always system specific. Those emojis will only appear on a Microsoft OS that has that style of emojis built-in to it. If you really need those style of visuals, you need to use actual images instead. I don’t know if Microsoft provides those emojis for use standalone.