classic asp ADO parameter

                .Parameters.Append .CreateParameter("DA_NAME", adVarChar, adParamInput, 100, DA_NAME)

                .Parameters.Append .CreateParameter("DA_LAT", adDouble, adParamInput, , DA_LAT)

                .Parameters.Append .CreateParameter("DA_LNG", adDouble, adParamInput, , DA_LNG)

 

adEmpty	0	No value
adSmallInt	2	A 2-byte signed integer.
adInteger	3	A 4-byte signed integer.
adSingle	4	A single-precision floating-point value.
adDouble	5	A double-precision floating-point value.
adCurrency	6	A currency value
adDate	7	The number of days since December 30, 1899 + the fraction of a day.
adBSTR	8	A null-terminated character string.
adIDispatch	9	A pointer to an IDispatch interface on a COM object. Note: Currently not supported by ADO.
adError	10	A 32-bit error code
adBoolean	11	A boolean value.
adVariant	12	An Automation Variant. Note: Currently not supported by ADO.
adIUnknown	13	A pointer to an IUnknown interface on a COM object. Note: Currently not supported by ADO.
adDecimal	14	An exact numeric value with a fixed precision and scale.
adTinyInt	16	A 1-byte signed integer.
adUnsignedTinyInt	17	A 1-byte unsigned integer.
adUnsignedSmallInt	18	A 2-byte unsigned integer.
adUnsignedInt	19	A 4-byte unsigned integer.
adBigInt	20	An 8-byte signed integer.
adUnsignedBigInt	21	An 8-byte unsigned integer.
adFileTime	64	The number of 100-nanosecond intervals since January 1,1601
adGUID	72	A globally unique identifier (GUID)
adBinary	128	A binary value.
adChar	129	A string value.
adWChar	130	A null-terminated Unicode character string.
adNumeric	131	An exact numeric value with a fixed precision and scale.
adUserDefined	132	A user-defined variable.
adDBDate	133	A date value (yyyymmdd).
adDBTime	134	A time value (hhmmss).
adDBTimeStamp	135	A date/time stamp (yyyymmddhhmmss plus a fraction in billionths).
adChapter	136	A 4-byte chapter value that identifies rows in a child rowset
adPropVariant	138	An Automation PROPVARIANT.
adVarNumeric	139	A numeric value (Parameter object only).
adVarChar	200	A string value (Parameter object only).
adLongVarChar	201	A long string value.
adVarWChar	202	A null-terminated Unicode character string.
adLongVarWChar	203	A long null-terminated Unicode string value.
adVarBinary	204	A binary value (Parameter object only).
adLongVarBinary	205	A long binary value.
AdArray	0x2000	A flag value combined with another data type constant. Indicates an array of that other data type.