Key

keys are collectibles that open small chests.

original code

key={
	tile=8,
	if_not_fruit=true,
	update=function(this)
		local was=flr(this.spr)
		this.spr=9+(sin(frames/30)+0.5)*1
		local is=flr(this.spr)
		if is==10 and is!=was then
			this.flip.x=not this.flip.x
		end
		if this.check(player,0,0) then
			sfx(23)
			sfx_timer=10
			destroy_object(this)
			has_key=true
		end
	end
}