TryAdd<TKey,TValue> Method (ExtensionMethodsEnumerable)

Add a pair of and to , only if doesn't already contain the .

Syntax

[Extension()]
public static bool TryAdd<TKey,TValue>( 
   IDictionary<TKey,TValue> dico,
   TKey key,
   TValue value
)

false if the already contains the . Else add the pair and and returns true.

Requirements

Target Platforms: Windows 11, 10, 8, 7 and Linux, MacOS with net8.0, net7.0 or net6.0 installed