## ASCII(x)

ASCII(x) is a string function that converts a character string x (string specification) with the code attribute ASCII, UNICODE (if this is ASCII data) or BYTE to ASCII data. Only expressions that supply an alphanumeric value are permitted as string specifications.

| Result of the Function ASCII(x)
x is of data type CHAR or VARCHAR, the code attribute for x is ASCII, UNICODE or BYTE | ASCII(x) is a character string in ASCII notation
x is a NULL value | NULL value

The ASCII functions are useful when ASCII code is to be used for sorting or comparison purposes.

Output of a sorted result table in ASCII order:

SELECT ASCII(name) FROM...WHERE...ORDER BY 1