Convert methods change the type of objects.

Methods

As* methods change the static type of the collection but do not enumerate it.
To* methods enumerate the collection and put the items into a different collection type.

Methods	Description	Query expression
`AsEnumerable`	Returns the input typed as IEnumerable	N/A
`AsQueryable`	Converts an IEnumerable to IQueryable	N/A
`Cast`	Casts the elements of a collection to a new type	from var in words
`OfType`	Selects values depending on their ability to be cast to the specified type	N/A
`ToArray`	Convert a collection to an array (forces query execution)	N/A
`ToDictionary`	Puts elements into a `Dictionary<TKey, TValue>` based on a key-selector function (forces query execution)	N/A
`ToList`	Convert a collection to a `List<T>` (forces query execution)	N/A
`ToLookup`	Puts elements into a `Lookup<TKey, TValue>` based on a key-selector function (forces query execution)	N/A