Write List>> to text file?

Question

I was wondering if anyone knows a good way of writing this. I have a list of key value pairs. The key is a simple string and the value is a list of strings. I\'m trying to write

Answer 1

Try this:

File.WriteAllLines(@"C:\Users\S\Downloads\output.txt",
    from kvp in input
    select kvp.Key + ": " + string.Join(", ", kvp.Value));