1
NSMutableDictionary *bookmarks = [NSMutableDictionary dictionary];
[bookmarks setObject:[NSURL URLWithString:(NSString *) @"http://stanford.edu"] forKey:
@"Stanford University"];
[bookmarks setObject:[NSURL URLWithString:(NSString *) @"http://apple.com"] forKey:
@"Apple"];
[bookmarks setObject:[NSURL URLWithString:(NSString *) @"http://itunes.stanford.edu"] forKey:
@"Stanford on iTunesU"];
[bookmarks setObject:[NSURL URLWithString:(NSString *) @"http://stanfordshop.com"] forKey:
@"Stanford Mall"];
NSEnumerator *browser = [bookmarks keyEnumerator];
id each;
NSURL *url;
while ((each = [browser nextObject])) {
url = [bookmarks objectForKey:(NSString *)each];
NSLog('%@'", url);
我意識到斯坦福的iPhone編程的東西已經被擊敗了(我敢肯定)。我只是在查找如何使用URL打印密鑰時遇到一些問題。我也無法弄清楚如何只打印以斯坦福開頭的鑰匙。我知道這是NSString的一種方法。如何訪問NSMutableDictionary的鍵?
感謝您的幫助。 – nullArray 2009-07-16 20:32:34