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 ConditionalExpression^ IfThen(
	Expression^ test,
	Expression^ ifTrue


Type: System.Linq.Expressions::Expression^

An Expression to set the Test property equal to.

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
Available since 4.0
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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