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ConcurrentDictionary(Of TKey, TValue) Constructor (IEnumerable(Of KeyValuePair(Of TKey, TValue)), IEqualityComparer(Of TKey))

.NET Framework 4.6 and 4.5

Initializes a new instance of the ConcurrentDictionary(Of TKey, TValue) class that contains elements copied from the specified IEnumerable has the default concurrency level, has the default initial capacity, and uses the specified IEqualityComparer(Of T).

Namespace:  System.Collections.Concurrent
Assemblies:   mscorlib (in mscorlib.dll)
  System.Collections.Concurrent (in System.Collections.Concurrent.dll)

'Declaration
Public Sub New ( _
	collection As IEnumerable(Of KeyValuePair(Of TKey, TValue)), _
	comparer As IEqualityComparer(Of TKey) _
)

ExceptionCondition
ArgumentNullException

collection or comparer is Nothing.

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4

.NET for Windows Phone apps

Supported in: Windows Phone 8.1

Portable Class Library

Supported in: Portable Class Library
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