下面的代码,编译的时候报错,也就是红色代码部分
MYHelloWorld.h:7:1:error:stray '@' in program
MYHelloWorld.m:5:1:error:stray '@' in program
#import <Foundation/Foundation.h>@interface MYHelloWorld : NSObject{
NSString* _userName;
}@property(nonatomic,retain)NSString* userName;- (id)initWithUserName:(NSString*)userName;
- (void)helloWorld;@end#import "MYHelloWorld.h"@implementation MYHelloWorld@synthesize userName = _userName;- (id)initWithUserName:(NSString *)userName{
self = [super init];
_userName = [userName copy];
return self;
}- (void)helloWorld{
NSString *text = [NSString stringWithFormat:@"%@,Hello World!",_userName];
printf([text UTF8String]);
}- (void)dealloc{
[_userName release];
[super dealloc];
}@end
MYHelloWorld.h:7:1:error:stray '@' in program
MYHelloWorld.m:5:1:error:stray '@' in program
#import <Foundation/Foundation.h>@interface MYHelloWorld : NSObject{
NSString* _userName;
}@property(nonatomic,retain)NSString* userName;- (id)initWithUserName:(NSString*)userName;
- (void)helloWorld;@end#import "MYHelloWorld.h"@implementation MYHelloWorld@synthesize userName = _userName;- (id)initWithUserName:(NSString *)userName{
self = [super init];
_userName = [userName copy];
return self;
}- (void)helloWorld{
NSString *text = [NSString stringWithFormat:@"%@,Hello World!",_userName];
printf([text UTF8String]);
}- (void)dealloc{
[_userName release];
[super dealloc];
}@end
self = [super init];
_userName = [userName copy];
return self;
}- (void)helloWorld{
NSString *text = [NSString stringWithFormat:@"%@,Hello World!",_userName];
printf([text UTF8String]);
}- (void)dealloc{
[_userName release];
[super dealloc];
}@end