| CollectionExtensionsGetValueOrDefaultTKey, TValue Method (IReadOnlyDictionaryTKey, TValue, TKey) |
Gets the value from the dictionary, or the default value of TValue if no item with the specified key exists.
Namespace:
TomsToolbox.Essentials
Assembly:
TomsToolbox.Essentials (in TomsToolbox.Essentials.dll)
Syntax public static TValue GetValueOrDefault<TKey, TValue>(
this IReadOnlyDictionary<TKey, TValue> dictionary,
TKey key
)
<ExtensionAttribute>
Public Shared Function GetValueOrDefault(Of TKey, TValue) (
dictionary As IReadOnlyDictionary(Of TKey, TValue),
key As TKey
) As TValue
Parameters
- dictionary
- Type: System.Collections.GenericIReadOnlyDictionaryTKey, TValue
The dictionary. - key
- Type: TKey
The key to lookup.
Type Parameters
- TKey
- The type of the key.
- TValue
- The type of the value.
Return Value
Type:
TValue
The value from the dictionary, or the default value of
TValue if no item with the specified key exists.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type
IReadOnlyDictionaryTKey,
TValue. When you use instance method syntax to call this method, omit the first parameter. For more information, see
Extension Methods (Visual Basic) or
Extension Methods (C# Programming Guide).
See Also