/// <summary>
/// A parallel query that returns an array from an sequence of values.
/// </summary>
/// <typeparam name="TSource">The type of the elements of source.</typeparam>
/// <param name="query">The query to create an array from.</param>
/// <returns>A parallel query that contains elements from the input sequence in an array form.</returns>
public static IParallelQueryExpr <TSource[]> ToArray <TSource>(this IParallelQueryExpr <IEnumerable <TSource> > query)
{
return(new ParallelQueryExpr <TSource[]>(QExpr.NewToArray(query.Expr)));
}
