Méthode SqlGeography.STPolyFromText
Returns a SqlGeography instance from an Open Geospatial Consortium (OGC) Well-Known Text (WKT) representation augmented with any Z (elevation) and M (measure) values carried by the instance.
Espace de noms : Microsoft.SqlServer.Types
Assembly : Microsoft.SqlServer.Types (en Microsoft.SqlServer.Types.dll)
Syntaxe
'Déclaration
<SqlMethodAttribute(IsDeterministic := True, IsPrecise := False)> _
Public Shared Function STPolyFromText ( _
polygonTaggedText As SqlChars, _
srid As Integer _
) As SqlGeography
'Utilisation
Dim polygonTaggedText As SqlChars
Dim srid As Integer
Dim returnValue As SqlGeography
returnValue = SqlGeography.STPolyFromText(polygonTaggedText, _
srid)
[SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)]
public static SqlGeography STPolyFromText(
SqlChars polygonTaggedText,
int srid
)
[SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)]
public:
static SqlGeography^ STPolyFromText(
SqlChars^ polygonTaggedText,
int srid
)
[<SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)>]
static member STPolyFromText :
polygonTaggedText:SqlChars *
srid:int -> SqlGeography
public static function STPolyFromText(
polygonTaggedText : SqlChars,
srid : int
) : SqlGeography
Paramètres
- polygonTaggedText
Type : System.Data.SqlTypes.SqlChars
The WKT representation of the SqlGeography Polygon instance you wish to return.
- srid
Type : System.Int32
An int expression that represents the Spatial Reference ID (SRID) of the SqlGeography Polygon instance you wish to return.
Valeur de retour
Type : Microsoft.SqlServer.Types.SqlGeography
A SqlGeography value constructed from the specified WKT representation.
Notes
This method throws a FormatException if the input is not correctly formatted.