ios 打印出所有的字体

 NSMutableArray *fonts = [[NSMutableArray alloc] init];

    NSArray *family = [UIFont familyNames];

    for (NSString *familyName in family) {

        //        NSLog(@"font family name = %@", family);

        NSArray *names = [UIFont fontNamesForFamilyName:familyName];

        //        NSLog(@"font name = %@", fontNames);

        [fonts addObjectsFromArray:names];

    }

    NSLog(@"-----------------------------------------------");

    NSLog(@"name == %@",fonts);

    NSLog(@"-----------------------------------------------");