Sub Swap two values that are not Objects or DataObjects. Assumes that the arguments are of compatible types. Sub Swap two values. Assumes that the arguments are of compatible types. Variant Is Blank Function Return True if argument is Empty, Null, or a blank String.
Function returns False otherwise.
Variant Of Type Function Return a value of the specified data type. Inverse of the VariantToVariantString function. Inverse of the VariantStringToVariant function. This function is usually used to prepare Visual Basic strings for passing to C language DLLs such as the Windows API functions. This function should only be used to pass strings to Windows API functions which cannot possibly lengthen the string.