Returns the integer ASCII value of the first byte in a string-expression.
Syntax
ASCII ( string-expression )
Parameters
ParametersParameter
|
Description
|
string-expression
|
The string.
|
Example
The following statement returns the value 90, when the collation
sequence is set to the default ISO_BINENG:
SELECT ASCII( 'Z' ) FROM iq_dummy
Usage
If the string is empty, ASCII returns zero.
Literal strings must be enclosed in quotes.
Standards and Compatibility