DataSource for Entity Framework in WPF
C1.LiveLinq.Indexing Namespace / SubindexCollection<T> Class / Contains Method / Contains(LambdaExpression) Method
Key selector expression of a subindex, see KeySelector.

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    Contains(LambdaExpression) Method
    In This Topic
    Determines whether a subindex with the specified key selector exists in the collection.
    Syntax
    'Declaration
 
Public Overloads Function Contains( _
   ByVal keySelector As LambdaExpression _
) As Boolean
    public bool Contains( 
   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.
    See Also

    Reference

    SubindexCollection<T> Class
    SubindexCollection<T> Members
    Overload List