ImmutableDictionary<TKey,TValue>.Builder.ContainsKey(TKey) Method

Reference

Definition

Namespace:: System.Collections.Immutable

Assembly:: System.Collections.Immutable.dll

Package:: System.Collections.Immutable v9.0.0

Source:: ImmutableDictionary_2.Builder.cs

Source:: ImmutableDictionary_2.Builder.cs

Source:: ImmutableDictionary_2.Builder.cs

Source:: ImmutableDictionary_2.Builder.cs

Important

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Determines whether the immutable dictionary contains an element that has the specified key.

public:
 virtual bool ContainsKey(TKey key);

public bool ContainsKey (TKey key);

abstract member ContainsKey : 'Key -> bool
override this.ContainsKey : 'Key -> bool

Public Function ContainsKey (key As TKey) As Boolean

Parameters

key: TKey

The key to locate in the dictionary.

Returns

Boolean

true if the dictionary contains an element with the key; otherwise, false.

Implements

ContainsKey(TKey) ContainsKey(TKey)

Exceptions

ArgumentNullException

key is null.

Applies to

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