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| #import <Foundation/Foundation.h>
#include <iostream>
@interface MyString : NSObject {
NSString *_string;
NSDate *_date;
}
- (id)initWithNSString:(NSString *)string;
@property (copy) NSString *string;
@property (readonly,getter=getTheDate) NSDate *date;
- (NSDate *) getTheDate;
@end
@implementation MyString
@synthesize string = _string;
@synthesize date = _date;
- (id)initWithNSString:(NSString *)string
{
if (self = [super init])
{
_string = [NSString stringWithString:string];
_date = [NSDate date];
}
return self;
}
- (void) dealloc
{
[_date release];
[_string release];
[super dealloc];
}
- (NSDate *) getTheDate
{
return _date;
}
- (NSString *)description
{
return [_string stringByAppendingFormat:@" with timestamp: %@", _date];
}
@end
int main (int argc, char const *argv[])
{
NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
static NSString *g_global_nsstr = @"Howdy";
MyString *myStr = [[MyString alloc] initWithNSString: [NSString stringWithFormat:@"string %i", 1]];
NSString *str1 = myStr.string;
NSString *str2 = [NSString stringWithFormat:@"string %i", 2];
NSString *str3 = [NSString stringWithFormat:@"string %i", 3];
NSArray *array = [NSArray arrayWithObjects: str1, str2, str3, nil];
NSDictionary *dict = [NSDictionary dictionaryWithObjectsAndKeys:
str1, @"1",
str2, @"2",
str3, @"3",
myStr.date, @"date",
nil];
id str_id = str1;
SEL sel = @selector(length);
[pool release];
std::cout << "Hello, objc++!\n";
return 0;
}
|