public virtual bool ContainsValueForKey(
	TKey key
)

Public Overridable Function ContainsValueForKey ( 
	key As TKey
) As Boolean

public:
virtual bool ContainsValueForKey(
	TKey key
)

abstract ContainsValueForKey : 
        key : 'TKey -> bool 
override ContainsValueForKey : 
        key : 'TKey -> bool