Calling convention: CIP_VarIsString(VarToCheck: Variant): Boolean
Description: Tests whether the Variant has an ANSI, Unicode, OLE, or string-argument Variant type.
Parameters:
VarToCheck: Variant whose runtime type is checked.
Returns: Boolean: True for varOleStr, varStrArg, varString, or varUString; otherwise False.
Availability: Default.
Example:
IsText := CIP_VarIsString("Machine 1");