TS_NULL
(Available in 01 TS COM - TS_COM_NULL)
Purpose
Use to pass a typed NULL-value over the COM interface
Syntax
oVariant
:=
TS_Usual2Variant
(
TS_NULL
{
[
unVT
]
}
)
Arguments
unVT
NIL, SHORT
Access methods
VT
-
Get the variant type
Assign methods
VT
-
Set the variant type
Methods
INIT
-
Use to pass a typed NULL-value over the COM interface
Description
Use to pass a typed NULL-value over the COM interface
Example
METHOD
CMCreateAutoSelect
(
)
CLASS
TS_WIASCRIWia
LOCAL
uRetVal
AS
USUAL
uRetVal
:=
SELF
:
SendCreateInstance
(
NULL_SYMBOL
,
#
Create
,
TS_NULL
; ...
...
{
}
)
RETURN
uRetVal
Source
CLASS
TS_NULL
TSTrace
Data
DECLARE
ACCESS
VT
DECLARE
ASSIGN
VT