Rotate - Transposing a List> using LINQ C#

Question

I\'m having a List>, which is return from the remote data source (i.e., WCF). So, I need to modify the following data into a user-frien

Answer 1

This is a simple and flexible solution, it will handle multiple inner lists with any number of dimensions.

List> PersonInfo = new List>()
{
    new List() {"John", "Peter", "Watson"},
    new List() {"1000", "1001", "1002"}
};


var result = PersonInfo
    .SelectMany(inner => inner.Select((item, index) => new { item, index }))
    .GroupBy(i => i.index, i => i.item)
    .Select(g => g.ToList())
    .ToList();