Functions and Directives Functions and Directives

Function Asc() Foundation

Converts a character to its numeric ASCII code.

Syntax
Asc( <cExpression> ) --> nAsciiCode
Parameters
<cExpression>
<cExpression> is the character expression whose ASCII code is determined.
Return

The return value of Asc() is an integer numeric value in the range 0 to 255. It is the ASCII code of <cExpression>.

Description

The conversion function Asc() determines the ASCII code for the first character of a character string. The counterpart of Asc() is the function Chr(), which converts an ASCII code to an ASCII character.

Examples
Asc() 
// The example demonstrates the return values of Asc(). 

PROCEDURE Main 

   ? Asc("A")                     // result: 65 
   ? Asc("Xbase++")               // result: 88 
   ? Asc("xbase++")               // result: 120 
   ? Asc( Chr(0) )                // result: 0 
   ? Asc("")                      // result: 0 

RETURN
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