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Debugger3.GetExpression Method

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

Namespace:  EnvDTE90
Assembly:  EnvDTE90 (in EnvDTE90.dll)

Syntax

'Declaration
Function GetExpression ( _
    ExpressionText As String, _
    UseAutoExpandRules As Boolean, _
    Timeout As Integer _
) As Expression
Expression GetExpression(
    string ExpressionText,
    bool UseAutoExpandRules,
    int Timeout
)
Expression^ GetExpression(
    [InAttribute] String^ ExpressionText, 
    [InAttribute] bool UseAutoExpandRules, 
    [InAttribute] int Timeout
)
abstract GetExpression : 
        ExpressionText:string * 
        UseAutoExpandRules:bool * 
        Timeout:int -> Expression
function GetExpression(
    ExpressionText : String, 
    UseAutoExpandRules : boolean, 
    Timeout : int
) : Expression

Parameters

  • ExpressionText
    Type: System.String

    The expression text to be evaluated.

  • UseAutoExpandRules
    Type: System.Boolean

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

  • Timeout
    Type: System.Int32

    The timeout period in milliseconds.

Return Value

Type: EnvDTE.Expression
An Expression.

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.

Examples

The following example shows how to use the GetExpression method.

Sub DisplayExpression(Optional ByVal str As String = "")
    Dim expr As Expression
    expr = DTE2.Debugger.GetExpression(str)

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

.NET Framework Security

See Also

Reference

Debugger3 Interface

EnvDTE90 Namespace