LONGSTRING UCASE dest%(), src%()
Converts all lowercase letters in the longstring 'src%()' to uppercase and stores the result in 'dest%()'. This is similar to the UCASE$() function but operates on longstrings.
Converts all lowercase letters in the longstring 'src%()' to uppercase and stores the result in 'dest%()'. This is similar to the UCASE$() function but operates on longstrings.