Dictionary(TKey, TValue).Add Method

DictionaryTKey, TValueAdd Method

Adds the specified key and value to the dictionary.

Namespace: System.Collections.Generic
Assembly: mscorlib (in mscorlib.dll) Version: 4.0.0.0

Syntax

public void Add(
	TKey key,
	TValue value
)

key: Type: TKey
The key of the element to add.
value: Type: TValue
The value of the element to add. The value can be null for reference types.

Exceptions

Exception	Condition
ArgumentNullException	key is null.
ArgumentException	An element with the same key already exists in the DictionaryTKey, TValue.