ActiveReports 12
IsValid Method (IExpressionEvaluatorService)

GrapeCity.ActiveReports.v12 Assembly > GrapeCity.ActiveReports.Expressions Namespace > IExpressionEvaluatorService Interface : IsValid Method
The GrapeCity.Enterprise.Data.DataEngine.Expressions.ExpressionInfo object to evaluate.
Determines whether the GrapeCity.Enterprise.Data.DataEngine.Expressions.ExpressionInfo object is an expression that can potentially be evaluated. Expressions with invalid syntax return false.
Syntax
'Declaration
 
Function IsValid( _
   ByVal expression As ExpressionInfo _
) As Boolean
bool IsValid( 
   ExpressionInfo expression
)

Parameters

expression
The GrapeCity.Enterprise.Data.DataEngine.Expressions.ExpressionInfo object to evaluate.

Return Value

True if the syntax is valid, otherwise False.
See Also

Reference

IExpressionEvaluatorService Interface
IExpressionEvaluatorService Members

 

 

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