# System Functions

ASC( ) | Get Internal Character Value

## Format

ASC(char$[,ERR=stmtref])

Where:

char$ | Single-character whose ASCII value is to be returned. String expression.
stmtref | Program line number or statement label to which to transfer control.

## Returns

Integer, ASCII character set number, range 0 to 255.

## Description

The ASC( ) function returns the internal numeric value of a given character char$ based on its position in the ASCII character set/table. The value returned is an integer, range 0 to 255 (ASCII character set number). Only the first character in the string is converted to its internal value.

## Example

?ASC("A") ! yields 65
string$="a";?ASC(string$) ! yields 97
?ASC("abc") ! also yields 97 (the ASCII value for "a")