Mega Code Archive
ToDictionary for an object list
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using System;
using System.Linq;
using System.Collections;
using System.Collections.Generic;
public class Employee {
public int id;
public string firstName;
public string lastName;
public static ArrayList GetEmployeesArrayList() {
ArrayList al = new ArrayList();
al.Add(new Employee { id = 1, firstName = "J", lastName = "R" });
al.Add(new Employee { id = 2, firstName = "W", lastName = "G" });
al.Add(new Employee { id = 3, firstName = "A", lastName = "H" });
al.Add(new Employee { id = 4, firstName = "D", lastName = "L" });
al.Add(new Employee { id = 101, firstName = "K", lastName = "F" });
return (al);
}
public static Employee[] GetEmployeesArray() {
return ((Employee[])GetEmployeesArrayList().ToArray());
}
}
public class MainClass {
public static void Main() {
Dictionary<int, string> eDictionary = Employee.GetEmployeesArray().ToDictionary(k => k.id, i => string.Format("{0} {1}",i.firstName, i.lastName));
string name = eDictionary[2];
Console.WriteLine("Employee whose id == 2 is {0}", name);
}
}
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