IOS How to get all font system

+ (NSMutableArray*) getAllFontFromSystem {
   
    NSMutableArray *allFoint = [[[NSMutableArray alloc] init] autorelease];
    NSArray *familyNames = [UIFont familyNames];
   
    for( NSString *familyName in familyNames ){

        NSArray *fontNames = [UIFont fontNamesForFamilyName:familyName];
        for( NSString *fontName in fontNames ){
            [allFoint addObject:fontName];
        }
    }
   
    return allFoint;
}

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