I referred following links but its not working in iOS 8.3 iPod
Write contents of array to a text file
is it possible to save NSMutableArray or NSDictionary data as file in iOS?
NSString *file_path = [[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) firstObject] stringByAppendingPathComponent:@"/app_name/untitled.txt"];
[myArr writeToFile:file_path atomically:YES];
I am trying to write NSMutableArray in text file. This code is not working for iOS 8.3, where NSMutableArray has NSMutableDictionary contents.