Proficy Historian Client Access API
Proficy.Historian.ClientAccess.API Namespace / ElementValue Class / ValueIsNull Property



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    ValueIsNull Property
    In This Topic
    This should be set to true if the Value is null.
    Syntax
    'Declaration
     
    <DataMemberAttribute("ValueIsNull")>
    Public Property ValueIsNull As Boolean
    'Usage
     
    Dim instance As ElementValue
    Dim value As Boolean
     
    instance.ValueIsNull = value
     
    value = instance.ValueIsNull
    [DataMember("ValueIsNull")]
    public bool ValueIsNull {get; set;}
    [DataMember("ValueIsNull")]
    public:
    property bool ValueIsNull {
       bool get();
       void set (    bool value);
    }
    Requirements

    Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

    See Also