Class DictionaryExtensions
Defines a collection of extensions for dictionaries.
Inheritance
System.Object
DictionaryExtensions
Namespace: MADE.Collections
Assembly: MADE.Collections.dll
Syntax
public static class DictionaryExtensions : objectMethods
| Improve this Doc View SourceAddOrUpdate<TKey, TValue>(Dictionary<TKey, TValue>, TKey, TValue)
Adds or updates a value within a dictionary.
Declaration
public static void AddOrUpdate<TKey, TValue>(this Dictionary<TKey, TValue> dictionary, TKey key, TValue value)Parameters
| Type | Name | Description |
|---|---|---|
| Dictionary<TKey, TValue> | dictionary | The dictionary to update. |
| TKey | key | The key of the value to add or update. |
| TValue | value | The value to add or update. |
Type Parameters
| Name | Description |
|---|---|
| TKey | The type of key item within the dictionary. |
| TValue | The type of value item within the dictionary. |
Exceptions
| Type | Condition |
|---|---|
| System.ArgumentNullException | The |
GetValueOrDefault<TKey, TValue>(Dictionary<TKey, TValue>, TKey, TValue)
Gets a value from a dictionary by the specified key, or returns a default value.
Declaration
public static TValue GetValueOrDefault<TKey, TValue>(this Dictionary<TKey, TValue> dictionary, TKey key, TValue defaultValue = null)Parameters
| Type | Name | Description |
|---|---|---|
| Dictionary<TKey, TValue> | dictionary | The dictionary to get a value from. |
| TKey | key | The key to get a value for. |
| TValue | defaultValue | The default value to return if not exists. Default, null. |
Returns
| Type | Description |
|---|---|
| TValue | The value if it exists for the key; otherwise, null. |
Type Parameters
| Name | Description |
|---|---|
| TKey | The type of key item within the dictionary. |
| TValue | The type of value item within the dictionary. |