1#import <Foundation/Foundation.h> 2 3int main (int argc, const char * argv[]) 4{ 5 6 NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init]; 7 8 9 NSArray* keys = @[@"foo",@"bar",@"baz"]; 10 NSArray* values = @[@"hello",@[@"X",@"Y"],@{@1 : @"one",@2 : @"two"}]; 11 NSDictionary* dictionary = [NSDictionary dictionaryWithObjects:values forKeys:keys]; 12 NSMutableDictionary* mutabledict = [NSMutableDictionary dictionaryWithCapacity:5]; 13 [mutabledict setObject:@"123" forKey:@23]; 14 [mutabledict setObject:[NSURL URLWithString:@"http://www.apple.com"] forKey:@"foobar"]; 15 [mutabledict setObject:@[@"a",@12] forKey:@57]; 16 [mutabledict setObject:dictionary forKey:@"sourceofstuff"]; 17 18 [pool drain];// Set break point at this line. 19 return 0; 20} 21 22