
The CHAR-NATIONAL Function
The CHAR-NATIONAL (national character) function returns a one-character value
that is a character in the national program collating sequence having the
ordinal position equal to the value of the argument.
The type of the function is national.
General Format

Arguments
- Argument-1 must be an integer.
- The value of argument-1 must be greater than zero and less than or equal
to the number of positions in the national program collating sequence.
Returned Values
- The returned value is the character in the national program collating sequence
having the ordinal position specifed by argument-1.
- If more than one character has the same ordinal positon in the current national
program collating sequence, the returned value is the first character defined
for that position.