Show/Hide TOCLoading...PointPairBaseIsValueInvalid MethodDefinitionNamespace: ZedGraphAssembly: ZedGraph (in ZedGraph.dll) Version: 5.1.5.0C#CopyRequest Examplepublic static bool IsValueInvalid( double value )VBCopyRequest ExamplePublic Shared Function IsValueInvalid ( value As Double ) As BooleanParametersvalue Double Return ValueBooleanSee AlsoReferencePointPairBase ClassZedGraph NamespaceIn This ArticleDefinitionParametersReturn ValueSee Also