IImmutableDictionary<TKey,TValue>.SetItem(TKey, TValue) Method

Reference

Definition

Namespace:: System.Collections.Immutable

Assembly:: System.Collections.Immutable.dll

Package:: System.Collections.Immutable v8.0.0

Package:: System.Collections.Immutable v9.0.0-rc.2.24473.5

Important

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Sets the specified key and value in the immutable dictionary, possibly overwriting an existing value for the key.

public:
 System::Collections::Immutable::IImmutableDictionary<TKey, TValue> ^ SetItem(TKey key, TValue value);

public System.Collections.Immutable.IImmutableDictionary<TKey,TValue> SetItem (TKey key, TValue value);

abstract member SetItem : 'Key * 'Value -> System.Collections.Immutable.IImmutableDictionary<'Key, 'Value>

Public Function SetItem (key As TKey, value As TValue) As IImmutableDictionary(Of TKey, TValue)

Parameters

key: TKey

The key of the entry to add.

value: TValue

The key value to set.

Returns

IImmutableDictionary<TKey,TValue>

A new immutable dictionary that contains the specified key/value pair.

Remarks

If the specified key/value pair already exists in the dictionary, this method returns the existing instance. If the key already exists but has a different value, this method returns a new instance of the dictionary with the overwritten value.

Applies to

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