How do I detect how much of a certain item a player has?

[NegativeN]

I can't find how to detect how much of a certain item a player has.

 

[RetroWolf]

so my understanding is that you might want to look into like a variable or something...

Make like a variable thats called lets say "Amount" now i believe u wanna get the stack size of said item and then that should do it...