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