Syntax
var = ASC(string)

Remarks

var Target variable that is assigned.
String String variable or constant to retrieve the ASCII value from.
var : Byte, Integer, Word, Long.
string : String, Constant.

Note that only the first character of the string will be used.
When the string is empty, a zero will be returned.

See also
CHR()

Example

Dim a as byte, s as String * 10
s = ABC
a = Asc(s)
Print a
End