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DefaultExpressionVisitor.Visit Method (DbIsNullExpression)

.NET Framework 4.5

Implements the visitor pattern for the null determination applied to a single argument.

Namespace:  System.Data.Common.CommandTrees
Assembly:  System.Data.Entity (in System.Data.Entity.dll)

public override DbExpression Visit(
	DbIsNullExpression expression
)

Parameters

expression
Type: System.Data.Common.CommandTrees.DbIsNullExpression

The expression.

Return Value

Type: System.Data.Common.CommandTrees.DbExpression
The implemented visitor.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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