Debugger.GetExpression(String, Boolean, Int32) Method

Reference

Definition

Namespace:: EnvDTE

Assembly:: EnvDTE.dll

Assembly:: Microsoft.VisualStudio.Interop.dll

Package:: Microsoft.VisualStudio.Interop v17.11.40262

Important

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Evaluates an expression based on the current stack frame. If the expression can be parsed but not evaluated, an object is returned but will not contain a valid value.

EnvDTE::Expression GetExpression(std::wstring const & ExpressionText, bool UseAutoExpandRules = false, int Timeout = -1);

[System.Runtime.InteropServices.DispId(1)]
public EnvDTE.Expression GetExpression (string ExpressionText, bool UseAutoExpandRules = false, int Timeout = -1);

[<System.Runtime.InteropServices.DispId(1)>]
abstract member GetExpression : string * bool * int -> EnvDTE.Expression

Public Function GetExpression (ExpressionText As String, Optional UseAutoExpandRules As Boolean = false, Optional Timeout As Integer = -1) As Expression

Parameters

ExpressionText: String

The expression text to be evaluated.

UseAutoExpandRules: Boolean

true if the auto expand rules should be used; otherwise, false.

Timeout: Int32

The timeout period, in milliseconds.

Returns

Expression

A Expression object.

Attributes: DispIdAttribute

Examples

The following example demonstrates how to use M:EnvDTE.Debugger.GetExpression(System.String,System.Boolean,System.Int32) property.

Sub DisplayExpression(Optional ByVal str As String = "")  
    Dim expr As Expression  
    expr = DTE.Debugger.GetExpression(str)  

    If (expr.IsValidValue) Then  
        MsgBox(expr.Name + " = " + expr.Value)  
    Else  
        MsgBox("Expression was not valid")  
    End If  

End Sub

Remarks

GetExpression evaluates an expression based on the current stack frame. If the expression can be parsed but not evaluated, an object is returned but will not contain a valid value.

Applies to

通过