SqlGeography.STLineFromText 方法

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.

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 STLineFromText ( _
    lineStringTaggedText As SqlChars, _
    srid As Integer _
) As SqlGeography
'用途
Dim lineStringTaggedText As SqlChars 
Dim srid As Integer 
Dim returnValue As SqlGeography 

returnValue = SqlGeography.STLineFromText(lineStringTaggedText, _
    srid)

[SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)]
public static SqlGeography STLineFromText(
    SqlChars lineStringTaggedText,
    int srid
)

[SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)]
public:
static SqlGeography^ STLineFromText(
    SqlChars^ lineStringTaggedText, 
    int srid
)

[<SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)>]
static member STLineFromText : 
        lineStringTaggedText:SqlChars * 
        srid:int -> SqlGeography

public static function STLineFromText(
    lineStringTaggedText : SqlChars, 
    srid : int
) : SqlGeography

參數

• lineStringTaggedText
  型別：System.Data.SqlTypes.SqlChars
  The WKT representation of the SqlGeography LineString instance you wish to return.

• srid
  型別：System.Int32
  An int expression representing the Spatial Reference ID (SRID) of the SqlGeography LineString instance you wish to return.

傳回值

型別：Microsoft.SqlServer.Types.SqlGeography
A SqlGeography value constructed from the specified WKT representation.

備註

This method throws a FormatException if the input is not correctly formatted.

請參閱

參考

SqlGeography 類別

Microsoft.SqlServer.Types 命名空間