Where< TSource >()

static IEnumerable< TSource > System.Linq.Enumerable.Where< TSource > ( this IEnumerable< TSource > source, Func< TSource, bool > predicate )

inlinestatic

Definition at line 15 of file Enumerable.cs.

        {
            if (source == null)
            {
                Exception ex = Error.ArgumentNull("predicate");
                throw new InvalidCastException();
            }
            if (source == null)
            {
                return source;
            }
            if (source != null)
            {
                return source;
            }
            throw new InvalidCastException();
        }

References System.Linq.Error.ArgumentNull(), and System.source.