colission issue

[ImaPancake]

Hey,

I'm new to coding and i try to use your code to make my own 2d platformer but i have a problem with collision check i try to make a bool variable to detect the collision between ground and my player for the animator but i'm not abble to make it work so i give you the code and if you need the whole project you can contact me on quentinheit@gmail.com, if you can explain to me what im doing wrong it will be really great for me to learn !!!
PlayerMovement.zip