头文件 以此作为模板,记录于此 #import <Foundation/Foundation.h>#import <UIKit/UIKit.h>//this can write delegate directly,but out of the class ,can't see the class,so we add a @class@class HWeatherManager; @protocol HWeatherManagerDelegate <NSObject> /
lua的解释器拿到 lua 编写的源码,首先进行解析,就是进行词法分析和语法分析,将源码转换成 lua 的指令集,然后执行这个指令集. lua 源码: function f(val) return val; end function main() local i = 1; local j = 2; local b = i + f(2); --local b = i + j; print("retval = "..b); return b; end 调用 main 的指令集分析: in