AddOrApplyChanges<TKey, TValue>(TValue)
Creates a new IncrementalKeyedCollection<TKey, TValue> that represents the operation of adding an item to the collection, or merging it with an existing item if the same key already exists.
Declaration
public static IncrementalKeyedCollection<TKey, TValue> AddOrApplyChanges<TKey, TValue>(TValue item) where TKey : notnull where TValue : class, IIncrementalKeyedCollectionItem<TKey>Parameters
| Type | Name | Description |
|---|---|---|
| TValue | item | The item to add or merge into the collection. |
Returns
| Type | Description |
|---|---|
| IncrementalKeyedCollection<TKey, TValue> | An IncrementalKeyedCollection<TKey, TValue> representing the add or merge operation. |
Type Parameters
| Name | Description |
|---|---|
| TKey | The type of keys in the collection. |
| TValue | The type of values in the collection. |
Remarks
If an item with the same key exists in a previous layer, the two items are merged using ApplyChanges(object, in ApplyChangesContext).
AddOrApplyChanges<TKey, TValue>(params TValue[])
Creates a new IncrementalKeyedCollection<TKey, TValue> that represents the operation of adding items to the collection, or merging them with existing items if the same keys already exist.
Declaration
public static IncrementalKeyedCollection<TKey, TValue> AddOrApplyChanges<TKey, TValue>(params TValue[] items) where TKey : notnull where TValue : class, IIncrementalKeyedCollectionItem<TKey>Parameters
| Type | Name | Description |
|---|---|---|
| TValue[] | items | The items to add or merge into the collection. |
Returns
| Type | Description |
|---|---|
| IncrementalKeyedCollection<TKey, TValue> | An IncrementalKeyedCollection<TKey, TValue> representing the add or merge operations. |
Type Parameters
| Name | Description |
|---|---|
| TKey | The type of keys in the collection. |
| TValue | The type of values in the collection. |
Remarks
For each item, if an item with the same key exists in a previous layer, the two items are merged using ApplyChanges(object, in ApplyChangesContext).
AddOrApplyChanges<TKey, TValue>(IEnumerable<TValue>)
Creates a new IncrementalKeyedCollection<TKey, TValue> that represents the operation of adding items to the collection, or merging them with existing items if the same keys already exist.
Declaration
public static IncrementalKeyedCollection<TKey, TValue> AddOrApplyChanges<TKey, TValue>(IEnumerable<TValue> items) where TKey : notnull where TValue : class, IIncrementalKeyedCollectionItem<TKey>Parameters
| Type | Name | Description |
|---|---|---|
| IEnumerable<TValue> | items | The items to add or merge into the collection. |
Returns
| Type | Description |
|---|---|
| IncrementalKeyedCollection<TKey, TValue> | An IncrementalKeyedCollection<TKey, TValue> representing the add or merge operations. |
Type Parameters
| Name | Description |
|---|---|
| TKey | The type of keys in the collection. |
| TValue | The type of values in the collection. |
Remarks
For each item, if an item with the same key exists in a previous layer, the two items are merged using ApplyChanges(object, in ApplyChangesContext).