CHAR function [String]

Function

Returns the character with the ASCII value of a number.

Syntax

CHAR ( integer-expression )

Parameters

integer-expression The number to be converted to an ASCII character. The number must be in the range 0 to 255, inclusive.

Examples

The following statement returns the value “Y”:

SELECT CHAR( 89 ) FROM iq_dummy

The following statement returns the value “S”:

SELECT CHAR( 83 ) FROM iq_dummy

Usage

The character in the current database character set corresponding to the supplied numeric expression modulo 256 is returned.

CHAR returns NULL for integer expressions with values greater than 255 or less than zero.

Standards and compatibility

SQL92 Vendor extension

Sybase Compatible with Adaptive Server Enterprise