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DbExpressionBuilder.Not Method

.NET Framework 4.6 and 4.5

Creates a DbNotExpression that performs the logical negation of the given argument.

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

public static DbNotExpression Not(
	this DbExpression argument
)

Parameters

argument
Type: System.Data.Common.CommandTrees.DbExpression

A Boolean expression that specifies the argument.

Return Value

Type: System.Data.Common.CommandTrees.DbNotExpression
A new DbNotExpression with the specified argument.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type DbExpression. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

ExceptionCondition
ArgumentNullException

argument is null.

ArgumentException

argument does not have a Boolean result type.

.NET Framework

Supported in: 4.6, 4.5
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