Class PooledList<T>
A version of List<T> which uses an array pool.
For efficiency, PooledList<T> is implemented as a mutable struct. It's intended to be passed by reference.
Inheritance
- Object
- PooledList<T>
Implements
- IDisposable
- IList<T>
- ICollection<T>
- IEnumerable<T>
- IEnumerable
Declaration
public sealed class PooledList<T> : ValueTypeType Parameters
| Name | Description |
|---|---|
T |
The type of elements of the list |
Constructors
PooledList(ArrayPool<T>)
Creates a PooledList<T> which uses the supplied ArrayPool<T>.
Declaration
public PooledList(ArrayPool<T> arrayPool)Parameters
| Type | Name | Description |
|---|---|---|
ArrayPool<T> |
arrayPool |
Properties
Count
The number of elements in the list
Declaration
public int Count { get; }Property Value
| Type | Description |
|---|---|
The number of elements in the list |
IsReadOnly
Returns false
Declaration
public bool IsReadOnly { get; }Property Value
| Type | Description |
|---|---|
False |
Item[Int32]
Gets or sets the element at index index.
Declaration
public T this[int index] { get; set; }Parameters
| Type | Name | Description |
|---|---|---|
index |
The index |
Property Value
| Type | Description |
|---|---|
T |
The element at index |
Methods
Add(T)
Adds an item to the end of the list.
Declaration
public void Add(T item)Parameters
| Type | Name | Description |
|---|---|---|
T |
item |
The item to add |
AddRange(ICollection<T>)
Adds a collection of items to the end of the list.
Declaration
public void AddRange(ICollection<T> items)Parameters
| Type | Name | Description |
|---|---|---|
ICollection<T> |
items |
The items to add |
AddRange(IEnumerable<T>)
Adds a collection of items to the end of the list.
Declaration
public void AddRange(IEnumerable<T> items)Parameters
| Type | Name | Description |
|---|---|---|
IEnumerable<T> |
items |
The items to add |
AddRange(ImmutableArray<T>)
Adds a collection of items to the end of the list.
Declaration
public void AddRange(ImmutableArray<T> items)Parameters
| Type | Name | Description |
|---|---|---|
items |
The items to add |
AddRange(ReadOnlySpan<T>)
Adds a collection of items to the end of the list.
Declaration
public void AddRange(ReadOnlySpan<T> items)Parameters
| Type | Name | Description |
|---|---|---|
ReadOnlySpan<T> |
items |
The items to add |
AsSpan()
Returns a Span<T> view of the list.
Declaration
public Span<T> AsSpan()Returns
| Type | Description |
|---|---|
Span<T> |
A Span<T> view of the list. |
Clear()
Empties the list.
Declaration
public void Clear()Contains(T)
Searches for item in the list.
Declaration
public bool Contains(T item)Parameters
| Type | Name | Description |
|---|---|---|
T |
item |
The item to search for. |
Returns
| Type | Description |
|---|---|
True if the item is in the list, false if it is not. |
CopyTo(T[], Int32)
Copies the list into an array.
Declaration
public void CopyTo(T[] array, int arrayIndex)Parameters
| Type | Name | Description |
|---|---|---|
T[] |
array |
The destination array to copy the list into. |
arrayIndex |
The starting index in the destination array. |
Exceptions
| Type | Condition |
|---|---|
|
|
|
|
There was not enough space in the |
Dispose()
Returns any allocated memory to the pool.
Declaration
public void Dispose()IndexOf(T)
Searches for item in the list and returns its index.
Returns -1 if the item is missing.
Declaration
public int IndexOf(T item)Parameters
| Type | Name | Description |
|---|---|---|
T |
item |
The item to search for. |
Returns
| Type | Description |
|---|---|
The index of |
Insert(Int32, T)
Inserts item into the list at index.
Declaration
public void Insert(int index, T item)Parameters
| Type | Name | Description |
|---|---|---|
index |
The index at which to insert the item. |
|
T |
item |
The item to insert. |
Exceptions
| Type | Condition |
|---|---|
The index is outside the bounds of the list. |
Pop()
Removes and returns an item from the end of the list.
Declaration
public T Pop()Returns
| Type | Description |
|---|---|
T |
The last item in the list. |
Exceptions
| Type | Condition |
|---|---|
The list is empty. |
Remove(T)
Searches for item in the list and removes it.
Returns false if the item is missing.
Declaration
public bool Remove(T item)Parameters
| Type | Name | Description |
|---|---|---|
T |
item |
The item to search for. |
Returns
| Type | Description |
|---|---|
True if the item was removed, false if it was missing. |
RemoveAt(Int32)
Removes the item at index.
Declaration
public void RemoveAt(int index)Parameters
| Type | Name | Description |
|---|---|---|
index |
The index from which to remove the item. |
Exceptions
| Type | Condition |
|---|---|
The index is outside the bounds of the list. |