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MSDN Library

ILookup<TKey, TElement>.Count Property

Gets the number of key/value collection pairs in the ILookup<TKey, TElement>.

Namespace:  System.Linq
Assemblies:   System.Linq (in System.Linq.dll)
  System.Core (in System.Core.dll)

int Count { get; }

Property Value

Type: System.Int32
The number of key/value collection pairs in the ILookup<TKey, TElement>.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

XNA Framework

Supported in: 3.0

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone Silverlight 8.1, Windows Phone Silverlight 8

Portable Class Library

Supported in: Portable Class Library
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