Expression.IfThen Method (Expression, Expression)

 

Creates a ConditionalExpression that represents a conditional block with an if statement.

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

static member IfThen : 
        test:Expression *
        ifTrue:Expression -> ConditionalExpression

Parameters

test
Type: System.Linq.Expressions.Expression

An Expression to set the Test property equal to.

ifTrue
Type: System.Linq.Expressions.Expression

An Expression to set the IfTrue property equal to.

Return Value

Type: System.Linq.Expressions.ConditionalExpression

A ConditionalExpression that has the NodeType property equal to Conditional and the Test, IfTrue, properties set to the specified values. The IfFalse property is set to default expression and the type of the resulting ConditionalExpression returned by this method is Void.

The following code example shows how to create an expression that represents a conditional block.

No code example is currently available or this language may not be supported.

Universal Windows Platform
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 4.0
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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