// global 
// 
// 
//

/*
关键字
null 
true  false 
*/
/*
可以成为语句:
	赋值、

不可成为语句：
	<variable>; 
*/
// 声明一个变量时必须赋值，如
foo = null;

a = 10;
global b = 12;

/* 类（首字母大写的set）*/
Monster = {
	health 	 = 100, 
	strength = 0.4, 
	speed 	 = 20,

	attack = func(self, other) 
	{
		other.health -= self.strength; 
	},
	['escape'] = func(self) 
	{
		speed -= 10;
	},
	["init"] = func(self, _health, _speed, _strength)
	{
		self.speed = _speed; 
		self.health = _health; 
	},
};

/* 继承 */
Bat = new Monster; 
Bat += {
	fly = 20, 
	wings = true,
};

/*
或者下面这样，可以实现多重继承
Bat = new Monster + {
	fly = 20, 
	wings = true,
} + new Foo; 

Bat = new Monster +
	  new Foo     + 
{
	fly = 20, 
	wings = true,
	init = func() 
	{
		
	}
};
*/

bat = new Bat;

// 语法糖，把调用者作为第一个参数压入栈
bat:init(1, 2, 3);

func test()
{
	a = 13;
	c = {
		c_1 = 12, 
		c_2 = 13, 
		c_3 = func() {
		
		}, 
		['c_4'] = func(obj){
			obj.c_1 = 12
		}, 
		["c_5"] = func(msg){
			print(msg)
		}
	};
	d = new c;
	e = c;
	d["c_4"] = "d_c_4";
	d["c_5"]("function test");
	d.c_5("function test");
	/* 数组，默认无key的set */
	/* 如果第一个数据没有key，则set成为array */
	/* array从0开始索引 */
	arr = {1, 2, 2, 3, 5, 2};
	/* 字符串拼接 */
	str = "hello " + "world"; 
	f = {};
	
}

func main() 
{
	
} 

main()