IDictionary.Keys Property

July 28, 2014

Gets an ICollection object containing the keys of the IDictionary object.

Namespace:  System.Collections
Assembly:  mscorlib (in mscorlib.dll)

ICollection Keys { get; }

Property Value

Type: System.Collections.ICollection
An ICollection object containing the keys of the IDictionary object.

The order of the keys in the returned ICollection object is unspecified, but is guaranteed to be the same order as the corresponding values in the ICollection returned by the Values property.

The following code example demonstrates how to implement the Keys property. This code example is part of a larger example provided for the IDictionary class.


public ICollection Keys
{
   get
   {
      // Return an array where each item is a key.
      Object[] keys = new Object[ItemsInUse];
      for (Int32 n = 0; n < ItemsInUse; n++)
         keys[n] = items[n].Key;
      return keys;
   }
}


Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Windows Phone

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