1#import <Foundation/Foundation.h> 2#import <AppKit/AppKit.h> 3 4int main(int argc, char **argv) 5{ 6 void *state; 7 Class cl; 8 9 while((cl = objc_next_class(&state))){ 10 NSLog(@"%@\n", NSStringFromClass(cl)); 11 } 12} 13