Sometimes we need to get distinct, sorted list of names from a DataTable using LINQ, It may be an employee list we need to perform operations on. We can do this by using LINQ in a simple way as mentioned below
You can see the output in the attached image
If you want to sort them based on their salary or age, just change their column name
like replace "Name" to "Age" or "Salary"
// Create new Datatable with 3 columns DataTable table = new DataTable(); table.Columns.Add("Name", typeof(string)); table.Columns.Add("Age", typeof(int)); table.Columns.Add("Salary", typeof(int)); //Add Data Rows. table.Rows.Add("James", 29, 32000); table.Rows.Add("Lisa", 25, 55000); table.Rows.Add("Aron", 31, 42000); table.Rows.Add("John", 26, 50000); table.Rows.Add("Rick", 32, 125000); table.Rows.Add("Lisa", 25, 55000); //Enumerable Unique Sorted List of Employees using LINQ var SortedDistinctData = (from x in table.AsEnumerable() select (string)x["Name"]).Distinct().OrderBy(Name => Name);
You can see the output in the attached image
Fig |
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