public virtual bool ExistsValue(
	string predicate,
	uint timeout
)

Public Overridable Function ExistsValue ( 
	predicate As String,
	timeout As UInteger
) As Boolean

public:
virtual bool ExistsValue(
	String^ predicate, 
	unsigned int timeout
)

abstract ExistsValue : 
        predicate : string * 
        timeout : uint32 -> bool 
override ExistsValue : 
        predicate : string * 
        timeout : uint32 -> bool