GetRandomItem
Return's a random item from a IList<T>
Source
/// <summary>
/// Sorteia randomicamente um item de um IList e o retorna
/// </summary>
/// <typeparam name="T">O tipo da Lista</typeparam>
/// <param name="input">A lista a ser avaliada</param>
public static T GetRandomItem<T>(this IList<T> input)
{
if (input != null)
{
if (input.Count == 1)
return input[0];
int n = rand.Next(input.Count() + 1);
return input[n];
}
return (T)input;
}
}
Example
List<string> myList = new List<string>();
// Populate the List ...
myList.Add(Something);
myList.GetRandomItem();
Author: Ewerton Luis de Mattos
Submitted on: 13 nov. 2009
Language: C#
Type: System.Collections.Generic.IList<T>
Views: 5153