SqlGeometry.STPointFromText 方法

Returns a SqlGeometry 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.

命名空間：  Microsoft.SqlServer.Types
組件：  Microsoft.SqlServer.Types (在 Microsoft.SqlServer.Types.dll 中)

語法

'宣告
<SqlMethodAttribute(IsDeterministic := True, IsPrecise := False)> _
Public Shared Function STPointFromText ( _
    pointTaggedText As SqlChars, _
    srid As Integer _
) As SqlGeometry
'用途
Dim pointTaggedText As SqlChars 
Dim srid As Integer 
Dim returnValue As SqlGeometry 

returnValue = SqlGeometry.STPointFromText(pointTaggedText, _
    srid)

[SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)]
public static SqlGeometry STPointFromText(
    SqlChars pointTaggedText,
    int srid
)

[SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)]
public:
static SqlGeometry^ STPointFromText(
    SqlChars^ pointTaggedText, 
    int srid
)

[<SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)>]
static member STPointFromText : 
        pointTaggedText:SqlChars * 
        srid:int -> SqlGeometry

public static function STPointFromText(
    pointTaggedText : SqlChars, 
    srid : int
) : SqlGeometry

參數

• pointTaggedText
  型別：System.Data.SqlTypes.SqlChars
  The WKT representation of the SqlGeometry Point instance you wish to return.

• srid
  型別：System.Int32
  An int expression that represents the spatial reference ID (SRID) of the SqlGeometry Point instance you wish to return.

傳回值

型別：Microsoft.SqlServer.Types.SqlGeometry
A SqlGeometry instance constructed from the specified WKT representation.

備註

This method will throw a FormatException if the input is not well-formatted.

This member is static.

請參閱

參考

SqlGeometry 類別

Microsoft.SqlServer.Types 命名空間