ConcurrentContainerTKey, TValueTryGetValue - метод

public bool TryGetValue(
	TKey key,
	out TValue value
)

Public Function TryGetValue ( 
	key As TKey,
	<OutAttribute> ByRef value As TValue
) As Boolean

public:
bool TryGetValue(
	TKey key, 
	[OutAttribute] TValue% value
)

member TryGetValue : 
        key : 'TKey * 
        value : 'TValue byref -> bool