XML or Json file format for read/write app data?

Question

Hello, usually I save my data in a .txt file format however I’d like to use something more robust and better organized especially for job with many values to save and load. Which one could be used more quickly or efficiently?

Answer 1

I usually use JSON, because you can parse and generate it with every language, is easy to read and contains less overhead than XML

Answer 2

thank you... is it possible to use Linq to manage json files?