Unfortunately, I have not been able to find the "✿" code if this is the code you are referring to. I will come back with the code if i ever do find it.
The code is u226A
ALT+081
The alt code for the invisible character is 225.
A symbol entered on a computer by holding alt and typing the corresponding code on the number pad for example the alt code for a smiley face is 001
Alt + 3
Alt + 94 = ^
I think on microsoft word, hold alt then press 10048
Well there is two alt codes for a fish and these are it: ALT + 9898 or 196 try them both and see if they work. :)
It's alt + 9988
Alt+3+9+More...
alt+252
The quaver alt code is for making symbols in IM (Instant Messaging). ALT 13 produces an eighth note (aka a quaver): ♪