Web API Reference
MapGuide Open Source
Overview
Modules
Classes
MgReader
Close
GetBLOB
GetBoolean
GetByte
GetCLOB
GetDateTime
GetDouble
GetGeometry
GetInt16
GetInt32
GetInt64
GetPropertyCount
GetPropertyName
GetPropertyType
GetRaster
GetReaderType
GetSingle
GetString
IsNull
ReadNext
virtual
MgByteReader
* MgReader::GetBLOB
(
CREFSTRING
propertyName
)
[pure virtual]
Gets the
BLOB
value of the specified property.
Remarks:
No conversion is performed. Therefore, the property must be of type
MgPropertyType::Blob
or an
MgInvalidPropertyTypeException
is thrown.
.NET Syntax
virtual
MgByteReader
GetBLOB(string propertyName);
Java Syntax
virtual
MgByteReader
GetBLOB(String propertyName);
PHP Syntax
virtual
MgByteReader
GetBLOB(string propertyName);
Parameters:
propertyName
(String/string) The property name.
Returns:
Returns the BLOB value in an
MgByteReader
object.
Exceptions:
MgInvalidPropertyTypeException
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