Identifies the type of variable or control value.

0 for the controls that return no value (button, OLE control, ...).

wlAutomation	32	Automation object
wlBoolean	1	Boolean
wlBuffer (wlBinaryString)	28	Buffer
wlCharacter	81	Character
wlString	19 16 (value possible from version 17)	Character string Caution: the wlString constant can correspond to an Ansi string or to a Unicode string according to the project configuration: in a project compatible with version 16, this constant is set to 19, in a Unicode project, this constant is set to 16.
wlAnsiString	19	Character string
wlASCIIZString	23	ASCIIZ string
wlFixedString	22	Fixed string
wlPascalString	21	Pascal string
wlUnicodeString	16	Character string in Unicode format
wlControl	138	Control
wlOLEControl	33	OLE control
wlCombination	136	Combination
wlConnection	70	Connection
wlDate	24	Date
wlDateTime	26	DateTime
wlFileDescription	53	Description of HFSQL file
wlLinkDescription	55	Description of HFSQL link
wlItemDescription	54	Description of HFSQL item
wlDuration	27	Duration
wlEnumeration	135	Enumeration
wlInt	8	Signed 4-byte integer
wlInt_1	6	Signed 1-byte integer
wlInt_2	7	Signed 2-byte integer
wlInt_8	9	Signed 8-byte integer
wlUnsignedInt_1	2	Unsigned 1-byte integer
wlUnsignedInt_2	3	Unsigned 2-byte integer
wlUnsignedInt_4	4	Unsigned 4-byte integer
wlUnsignedInt_8	5	Unsigned 8-byte integer
wlQueue	515	Queue
wlHandle	15	Window handle
wlTime	25	Time
wlInstance	37	Class instance (object)
wlList	513	List
wlBinaryMemo	30	Binary Memo
wlCurrency	10	Currency
wlSecurePassword	160	SecurePassword
wlNumeric	13	Numeric
wlDotNetObject	72	.NET object
wlStack	514	Stack
wlPoint	150	Point
wlFont	65	Font
wlProcedure	61	Procedure
wlRectangle	151	Rectangle
wlReal	12	8-byte real
wlReal_4	11	4-byte real
wlSQLQuery	152	SQL query
wlDataSource	20	Data source
wlStructure	36	Structure
wlArray	34	Array
wlAssociativeArray	62	Associative array
wlAdvancedType	111	Advanced type (JSON, YAML, etc.)
wlUUID	154	UUID
wlUUID_128	154	UUID
wlUUID_256	155	UUID
wlComposedVariable	35	Composite variable
wlVariant	31	Variant

Name of WLanguage variable or control whose type is requested.

wlArray	34	Array
wlBoolean	1	Boolean
wlInt	8	Signed 4-byte integer
wlReal	12	8-byte real
wlString	16	Character string
wlVariant	31	Variant