DbExpressionBuilder.Not Method (DbExpression)

.NET Framework (current version)
 

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.

Exception Condition
ArgumentNullException

argument is null.

ArgumentException

argument does not have a Boolean result type.

.NET Framework
Available since 4.5
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