// {
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
namespace LinqQueries
{
class Program
{
static void Main(string[] args)
{
// }
List<Element> elements = BuildList();
// LINQ Query.
var subset = from theElement in elements
let specificElement = theElement.Name.ToLower()
where specificElement.Contains("ca")
select theElement;
foreach (Element theElement in subset)
{
Console.WriteLine(theElement.Name + " " + theElement.AtomicNumber);
}
}
private static List<Element> BuildList()
{
return new List<Element>
{
{ new Element() { Symbol="K", Name="Potassium", AtomicNumber=19}},
{ new Element() { Symbol="Ca", Name="Calcium", AtomicNumber=20}},
{ new Element() { Symbol="Sc", Name="Scandium", AtomicNumber=21}},
{ new Element() { Symbol="Ti", Name="Titanium", AtomicNumber=22}},
{ new Element() { Symbol="V", Name="Vanadium", AtomicNumber=23}},
{ new Element() { Symbol="Cr", Name="Chromium", AtomicNumber=24}}
};
}
// {
public class Element
{
public string Symbol { get; set; }
public string Name { get; set; }
public int AtomicNumber { get; set; }
}
}
}
// }
