#import <Foundation/Foundation.h>

#pragma 生日结构体声明

struct birthday {

    int year;

    int month;

    int day;

};

#pragma 学生类声明

@interface Student : NSObject

{

@public

    NSString *_name;

    struct birthday _birthday;

}

-(void)printInfo;

@end

#pragma 学生类实现

@implementation Student

-(void)printInfo{

    //printf(@"姓名:%@,生日%d,%d,%d;\n",_name,_birthday.year,_birthday.month,_birthday.day);

    NSLog(@"姓名:%@,生日%d,%d,%d;\n",_name,_birthday.year,_birthday.month,_birthday.day);

}

@end

int main(int argc, const char * argv[]) {

    @autoreleasepool {

        // insert code here...

        //NSLog(@"Hello, World!");

        Student * darin = [Student new];

        darin -> _name = @"darin";

        darin -> _birthday = (struct birthday){1990,1,1};

        [darin printInfo];

    }

    return 0;

}

#import <Foundation/Foundation.h>

#pragma 生日结构体声明

struct birthday {

    int year;

    int month;

    int day;

};

#pragma 学生类声明

@interface Student : NSObject

{

@public

    NSString *_name;

    struct birthday _birthday;

}

-(void)printInfo;

@end

#pragma 学生类实现

@implementation Student

-(void)printInfo{

    //printf(@"姓名:%@,生日%d,%d,%d;\n",_name,_birthday.year,_birthday.month,_birthday.day);

    NSLog(@"姓名:%@,生日%d,%d,%d;\n",_name,_birthday.year,_birthday.month,_birthday.day);

}

@end

int main(int argc, const char * argv[]) {

    @autoreleasepool {

        // insert code here...

        //NSLog(@"Hello, World!");

        Student * darin = [Student new];

        darin -> _name = @"darin";

        darin -> _birthday = (struct birthday){1990,1,1};

        [darin printInfo];

    }

    return 0;

}