IImmutableDictionary<TKey,TValue>.TryGetKey(TKey, TKey) Method
Definition
Important
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Determines whether this dictionary contains a specified key.
public:
bool TryGetKey(TKey equalKey, [Runtime::InteropServices::Out] TKey % actualKey);
public bool TryGetKey (TKey equalKey, out TKey actualKey);
abstract member TryGetKey : 'Key * 'Key -> bool
Public Function TryGetKey (equalKey As TKey, ByRef actualKey As TKey) As Boolean
Parameters
- equalKey
- TKey
The key to search for.
- actualKey
- TKey
The matching key located in the dictionary if found, or equalkey
if no match is found.
Returns
true
if a match for equalKey
is found; otherwise, false
.
Remarks
Following are some scenarios where TryGetKey may be useful:
You want to reuse a previously stored object reference instead of creating a new reference.
You want to look up the canonical value of an object
You want to retrieve more complete data about an object
Applies to
.NET
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