Article
11/17/2011

BlockExpression.Update Method

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Creates a new expression that is like this one, but using the supplied children. If all of the children are the same, it will return this expression.

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

Syntax

'Declaration
Public Function Update ( _
    variables As IEnumerable(Of ParameterExpression), _
    expressions As IEnumerable(Of Expression) _
) As BlockExpression

public BlockExpression Update(
    IEnumerable<ParameterExpression> variables,
    IEnumerable<Expression> expressions
)

Parameters

variables
Type: System.Collections.Generic.IEnumerable<ParameterExpression>
The Variables property of the result.

expressions
Type: System.Collections.Generic.IEnumerable<Expression>
The Expressions property of the result.

Return Value

Type: System.Linq.Expressions.BlockExpression
This expression if no children changed, or an expression with the updated children.

Version Information

Silverlight

Supported in: 5, 4

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.