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Returns a read-only view onto a dictionary. The returned IDictionary<TKey,TValue> interface
only allows operations that do not change the dictionary.
The IsReadOnly property returns true, indicating that the dictionary is read-only. All other
methods on the interface throw a NotSupportedException.
Namespace: Wintellect.PowerCollections
Assembly:
PowerCollections (in PowerCollections.dll)
Syntax
| C# |
|---|
public static IDictionary<TKey, TValue> ReadOnly<TKey, TValue>( IDictionary<TKey, TValue> dictionary ) |
| Visual Basic (Declaration) |
|---|
Public Shared Function ReadOnly(Of TKey, TValue) ( _ dictionary As IDictionary(Of TKey, TValue) _ ) As IDictionary(Of TKey, TValue) |
| Visual C++ |
|---|
public: generic<typename TKey, typename TValue> static IDictionary<TKey, TValue>^ ReadOnly ( IDictionary<TKey, TValue>^ dictionary ) |
Parameters
- dictionary
- IDictionary<(Of <TKey, TValue>)>
The dictionary to wrap.
Return Value
A read-only view onto dictionary. Returns null if dictionary is null. If dictionary is already read-only, returns dictionary.Type Parameters
- TKey
- TValue
Remarks
The data in the underlying dictionary is not copied. If the underlying
dictionary is changed, then the read-only view also changes accordingly.
See Also
Algorithms Class
Wintellect.PowerCollections Namespace
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