Linq query to get the distinct values in a list

Question

Suppose this is my member class

class Member 
{
    public string CategoryId { get; set; }
    public string MemberName { get; set; }
    public int Distance { g         


        

Answer 1

You can use the following code:

List sourceList = new List();
IEnumerable result = 
    (sourceList as IEnumerable)
    .Distinct()
    .OrderBy(value => value.CategoryId);