Lookup<TKey, TElement>.Count Property
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Gets the number of key/value collection pairs in the Lookup<TKey, TElement>.
Assembly: System.Core (in System.Core.dll)
Property Value
Type: System.Int32The number of key/value collection pairs in the Lookup<TKey, TElement>.
Implements
ILookup<TKey, TElement>.CountThe value of the Count property does not change because items cannot be added to or removed from a Lookup<TKey, TElement> object after it has been created.
The following example demonstrates how to use Count to determine the number of key/value collection pairs in a Lookup<TKey, TElement>. This code example is part of a larger example provided for the Lookup<TKey, TElement> class.