Comments on: Iterators http://nslog.com/2003/03/30/iterators The Weblog of Erik J. Barzeski Tue, 07 Feb 2012 16:40:07 +0000 hourly 1 http://wordpress.org/?v=3.3.1 By: andy http://nslog.com/2003/03/30/iterators#comment-1609 andy Mon, 31 Mar 2003 20:38:26 +0000 http://nslog.com/2003/03/30/iterators/#comment-1609 Nope, that's illegal even in C99 (don't know why). Nope, that's illegal even in C99 (don't know why).

]]> By: Michael Tsai http://nslog.com/2003/03/30/iterators#comment-1608 Michael Tsai Mon, 31 Mar 2003 20:27:36 +0000 http://nslog.com/2003/03/30/iterators/#comment-1608 I want the enumerator and the object to be in the loop's scope. Does C99 let you declare like so: for ( int i = 0; i I want the enumerator and the object to be in the loop's scope. Does C99 let you declare like so:

for ( int i = 0; i

]]> By: andy http://nslog.com/2003/03/30/iterators#comment-1607 andy Mon, 31 Mar 2003 14:31:49 +0000 http://nslog.com/2003/03/30/iterators/#comment-1607 That's not a restriction of Objective C, it's a restriction of C (which Objective C only extends). Apple's latest compiler (since Jaguar) uses C99, so you don't have to declare them at the beginning of a block any more. That's not a restriction of Objective C, it's a restriction of C (which Objective C only extends).

Apple's latest compiler (since Jaguar) uses C99, so you don't have to declare them at the beginning of a block any more.

]]> By: Michael Tsai's Weblog http://nslog.com/2003/03/30/iterators#comment-1610 Michael Tsai's Weblog Sun, 30 Mar 2003 18:43:11 +0000 http://nslog.com/2003/03/30/iterators/#comment-1610 <strong>Iterators</strong> Erik Barzeski posted about iterators in Cocoa, so I thought I’d give some perspectives from other languages. I think there are really two concepts here: iteration and generation. I don’t know that everyone agrees with these definitions, bu... Iterators

Erik Barzeski posted about iterators in Cocoa, so I thought I’d give some perspectives from other languages. I think there are really two concepts here: iteration and generation. I don’t know that everyone agrees with these definitions, bu...

]]> By: Michael Tsai http://nslog.com/2003/03/30/iterators#comment-1606 Michael Tsai Sun, 30 Mar 2003 16:53:11 +0000 http://nslog.com/2003/03/30/iterators/#comment-1606 Cocoa's iterators are OK, but I've often wished they had: - (BOOL)hasNextObject; That combined with Obj-C's restrictions on where you can declare variables makes them kind of clumsy to use, IMO. Cocoa's iterators are OK, but I've often wished they had:

- (BOOL)hasNextObject;

That combined with Obj-C's restrictions on where you can declare variables makes them kind of clumsy to use, IMO.

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