Expression::TypeIs Method (Expression^, Type^)

.NET Framework (current version)

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

Syntax

public:
static TypeBinaryExpression^ TypeIs(
	Expression^ expression,
	Type^ type
)

Parameters

expression: Type: System.Linq.Expressions::Expression^
An Expression to set the Expression property equal to.

type: Type: System::Type^
A Type to set the TypeOperand property equal to.

Return Value

Type: System.Linq.Expressions::TypeBinaryExpression^

A TypeBinaryExpression for which the NodeType property is equal to TypeIs and for which the Expression and TypeOperand properties are set to the specified values.

Exceptions

Exception	Condition
ArgumentNullException	expression or type is null.

Remarks

The Type property of the resulting UnaryExpression represents Boolean.

Examples

The following example demonstrates how to use the TypeIs(Expression^, Type^) method to create a TypeBinaryExpression that represents a type test of a string value against the Int32 type.

C++

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

Universal Windows Platform
Available since 8
.NET Framework
Available since 3.5
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1