package ForFrom
	import LinkedList
	
	class Entity
		vec2 pos
		
	LinkedList<Entity> entities = new LinkedList<Entity>()
	
	init
		let itr = entities.iterator()
		for e from itr
			if e != null
				e.pos = vec2(0,0)
			else
				itr.remove()
		itr.close()
	
endpackage