'Declaration
Public Overloads Function Contains( _ ByVal keySelector As System.Linq.Expressions.LambdaExpression _ ) As System.Boolean
public System.bool Contains( System.Linq.Expressions.LambdaExpression keySelector )
Parameters
- keySelector
- Key selector expression of a subindex, see KeySelector.
Return Value
true if a subindex with the specified key selector is found in the collection; otherwise, false.