public IEnumerable <T> FindAll(Requiem requiements)
{
foreach (T item in this)
{
if (requiements(item))
{
yield return(item);
}
}
}
public IEnumerable <T> Find(Requiem requiements)
{
foreach (T item in this)
{
if (requiements(item))
{
yield return(item);
yield break;
}
}
throw new Exception("Collection doesn't have any item that match this requiement");
}
public IEnumerable Find(Requiem requiements)
{
foreach (Product item in this)
{
if (requiements(item))
{
yield return(item);
yield break;
}
}
throw new Exception("Collaction hasn`t any item that match this requiement");
}
