[手把手带你Godot游戏开发]FlappyBird：7 要做到心里有数（计分系统的实现）（未完）

#FileHelper.gd
class_name FileHelper

# 普通存储
static func save(path,data):
	var file = File.new()
	file.open(path,File.WRITE)
	file.store_string(var2str(data))
	file.close()
# 普通读取
static func read(path):
	var file = File.new()
	file.open(path,File.READ)
	var data = str2var(file.get_as_text())
	file.close()
	return data

# 加密存储
static func save_encrypted(path,data,key):
	var file = File.new()
	file.open_encrypted_with_pass(path,File.WRITE,key)
	file.store_string(var2str(data))
	file.close()

# 加密读取
static func read_encrypted(path,key):
	var file = File.new()
	file.open_encrypted_with_pass(path,File.READ,key)
	var data = str2var(file.get_as_text())
	file.close()
	return data