UPPER-CASE
The UPPER-CASE function returns the upper-case version of a text string.
Syntax 1
function upper-case (arg-1)
Syntax 2
$upper-case (arg-1)
Arguments
arg-1 must be a alphanumeric data item or literal.
Result
The function returns returns the upper-case version of arg-1.
Examples
Example - Test if the provided user name is "admin" in a case-insensitive way.
working-storage section.
77 w-user pic x(32).
...
procedure division.
...
if function upper-case(w-user) = "ADMIN"
   |do something
else
   |do something else
end-if.