The VarType function is used to determine the subtype of a named variable.
The output of this function is a value which is a VarType CONSTANT.
Code: <% whatsubtype="This is a string subtype" %> <% =VarType(whatsubtype) %>
Output: 8
Code: <% whatsubtype=12345 %> <% =VarType(whatsubtype) %>
Output: 2