TXMLObjectWriter.WriteVariant

Serializes a Variant value using the XML format for the object writer.

Declaration

Source position: laz_xmlstreaming.pas line 91

public procedure TXMLObjectWriter.WriteVariant(

const VarValue: Variant

); override;

VarValue

Variant value serialized in the method.

Supports the following variant types:

varEmpty: Stores 'nil' in the value attribute.
varNull: Stores 'null' in the value attribute.
varShortInt, varSmallInt, varInteger, varInt64: Calls WriteInteger to store the value attribute.
varQWord: Calls WriteUInt64 to store the value attribute.
varBoolean: Calls WriteBoolean to store the value attribute.
varCurrency: Calls WriteCurrency to store the value attribute.
varSingle: Calls WriteSingle to store the value attribute.
varDouble: Calls WriteFloat to store the value attribute.
varDate: Calls WriteDate to store the value attribute.
varOleStr, varString: Calls WriteWideString to store the value attribute.

Raises an EWriteError exception if any other variant type is encountered in the method.

Included when USE_NEW_READER_WRITER has been defined in the LCL.

Raises an EWriteError exception if any other variant type is encountered in the method.

Version 4.0

Generated 2025-05-03