Retrieves the Magic xpa attribute corresponding to the variant data type.
Syntax:
VariantAttr(variant value)
Parameters:
variant value – A BLOB value storing the variant data type. See Variant Storage Types.
Returns:
A single character for the variant data type, as shown below:
A – Alpha
N – Numeric
L – Logical
D – Date
T – Time
B – BLOB
O – OLE
V – Vector
0 – No value
Examples:
VariantAttr(B) returns A when the value of the variant is a VT_BSTR data type.
VariantAttr(C) returns N when the value of the variant is a VT_I4, or VT_R8 data type.
VariantAttr(D) returns 0 when the value of the variant is a non-supported data type.
Exceptions:
This function is not supported for Rich Client tasks.
See also:
How Do I Determine the Type and Corresponding Magic xpa Attribute of a Variant Value Belonging to a COM Object?
The Online Samples project (program CS05)
