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Expression.MakeMemberAccess Method

Creates a MemberExpression that represents accessing either a field or a property.

Namespace:  System.Linq.Expressions
Assembly:  System.Core (in System.Core.dll)

public static MemberExpression MakeMemberAccess(
	Expression expression,
	MemberInfo member


Type: System.Linq.Expressions.Expression
An Expression that represents the object that the member belongs to. This can be null for static members.
Type: System.Reflection.MemberInfo
The MemberInfo that describes the field or property to be accessed.

Return Value

Type: System.Linq.Expressions.MemberExpression
The MemberExpression that results from calling the appropriate factory method.


expression or member is null.


member does not represent a field or property.

This method can be used to create a MemberExpression that represents accessing either a field or a property, depending on the type of member. If member is of type FieldInfo, this method calls Field to create the MemberExpression. If member is of type PropertyInfo, this method calls Property to create the MemberExpression.

.NET Framework

Supported in: 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.