Expression.Condition Method (Expression, Expression, Expression, Type)
[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Creates a ConditionalExpression that represents a conditional statement.
Assembly: System.Core (in System.Core.dll)
'Declaration Public Shared Function Condition ( _ test As Expression, _ ifTrue As Expression, _ ifFalse As Expression, _ type As Type _ ) As 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.
- ifFalse
- Type: System.Linq.Expressions.Expression
An Expression to set the IfFalse property equal to.
- type
- Type: System.Type
A Type to set the Type property equal to.
Return Value
Type: System.Linq.Expressions.ConditionalExpressionA ConditionalExpression that has the NodeType property equal to Conditional and the Test, IfTrue, and IfFalse properties set to the specified values.
This method allows explicitly unifying the result type of the conditional expression in cases where the types of ifTrue and ifFalse expressions are not equal. Types of both ifTrue and ifFalse must be implicitly reference assignable to the result type. The type is allowed to be Void.
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