To be or not to be.That is a question!

摘要： fly.h:#import @protocol Fly-(void) go;-(void) stop;@optional-(void) sleep;@endFlyTest.h:#import #import "Fly.h"@interface FlyTest : NSObject{}@endfly.m:#import "FlyTest.h"@implementation FlyTest-(void) go{ NSLog(@"go");}-(void)stop{ NSLog(@"stop");}@endmain.m: 阅读全文

摘要： Test.h:#import @interface Test : NSObject{ int intX; int intY;}-(void) print;-(void) setIntX:(int) n;-(void) setIntY:(int) d;-(int) intX;-(int) intY;@endTest.m:#import "Test.h"@implementation Test-(void) print{ NSLog(@"int add result: %i",intX+intY);}-(void) setIntX:(int)n{ intX= 阅读全文