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ConcurrentDictionary<TKey, TValue>.TryGetValue Method

Attempts to get the value associated with the specified key from the System.Collections.Concurrent.ConcurrentDictionary<TKey, TValue>.

Namespace:  System.Collections.Concurrent
Assembly:  mscorlib (in mscorlib.dll)
public bool TryGetValue(
	TKey key,
	out TValue value
)

Parameters

key
Type: TKey

The key of the value to get.

value
Type: TValue

When this method returns, contains the object from the System.Collections.Concurrent.ConcurrentDictionary<TKey, TValue> that has the specified key, or the default value of , if the operation failed.

Return Value

Type: System.Boolean
true if the key was found in the System.Collections.Concurrent.ConcurrentDictionary<TKey, TValue>; otherwise, false.

Implements

IDictionary<TKey, TValue>.TryGetValue(TKey, TValue)
ExceptionCondition
ArgumentNullException

key is null.

.NET Framework

Supported in: 4.5.1, 4.5, 4

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

.NET for Windows Phone apps

Supported in: Windows Phone 8.1

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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