GraphObject.HasValue Method
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| HasValue(GraphProperty) |
Return true if the specified annotation exists. |
| HasValue(String) |
Find out if the object has a value for the specified property. |
Return true if the specified annotation exists.
C++
public:
bool HasValue(Microsoft::VisualStudio::GraphModel::GraphProperty ^ property);public bool HasValue(Microsoft.VisualStudio.GraphModel.GraphProperty property);member this.HasValue : Microsoft.VisualStudio.GraphModel.GraphProperty -> boolPublic Function HasValue (property As GraphProperty) As BooleanParameters
- property
- GraphProperty
Annotation key
Returns
True if annotation exists, false otherwise
Exceptions
thrown if key is null
Applies to
Visual Studio SDK 2022 およびその他のバージョン
| 製品 | バージョン |
|---|---|
| Visual Studio SDK | 2017, 2019, 2022 |
Find out if the object has a value for the specified property.
C++
public:
bool HasValue(System::String ^ propertyId);public bool HasValue(string propertyId);member this.HasValue : string -> boolPublic Function HasValue (propertyId As String) As BooleanParameters
- propertyId
- String
Property name
Returns
True if the object has a value for the given property
Applies to
Visual Studio SDK 2022 およびその他のバージョン
| 製品 | バージョン |
|---|---|
| Visual Studio SDK | 2017, 2019, 2022 |