helloworld_prefix.pch

Mac x os系统用xcode下编写iphone手机程序的经典hello入门代码

//
// Prefix header for all source files of the 'HelloWorldClassic' target in the 'HelloWorldClassic' project
//

#ifdef __OBJC__
    #import <Foundation/Foundation.h>
    #import <UIKit/UIKit.h>
#endif