ExpressionHelper.GetKeyEqualsExpression<TGetKeyExpressionOwner, TPropertyOwner, TPrimaryKey>(Expression<Func<TGetKeyExpressionOwner, TPrimaryKey>>, Object, ParameterExpression) Method

Namespace: DevExpress.Mvvm.Utils

Assembly: DevExpress.Mvvm.v20.2.DataModel.dll

NuGet Packages: DevExpress.Scaffolding.Core, DevExpress.WindowsDesktop.Mvvm.DataModel

Declaration

C#

public static Expression<Func<TPropertyOwner, bool>> GetKeyEqualsExpression<TGetKeyExpressionOwner, TPropertyOwner, TPrimaryKey>(
    Expression<Func<TGetKeyExpressionOwner, TPrimaryKey>> getKeyExpression,
    object key,
    ParameterExpression parameter = null
)

VB.NET

Public Shared Function GetKeyEqualsExpression(Of TGetKeyExpressionOwner, TPropertyOwner, TPrimaryKey)(
    getKeyExpression As Expression(Of Func(Of TGetKeyExpressionOwner, TPrimaryKey)),
    key As Object,
    parameter As ParameterExpression = Nothing
) As Expression(Of Func(Of TPropertyOwner, Boolean))

Parameters

Name	Type
getKeyExpression	Expression<Func<TGetKeyExpressionOwner, TPrimaryKey>>
key	Object

Optional Parameters

Name	Type	Default
parameter	ParameterExpression	*null*

Type Parameters

Name
TGetKeyExpressionOwner
TPropertyOwner
TPrimaryKey

Returns

Type
Expression<Func<TPropertyOwner, Boolean>>