Converts the first character of a string to its Unicode code point. A code point is the numerical integer value given to a Unicode character. .
Asc ( string )
Argument |
Description |
|---|---|
string |
The string for which you want the code point value of the first character |
Unsigned Integer. Returns the code point value of the first character in string. If string is null, Asc returns null.
You can use Asc to find out the case of a character by testing whether its code point value is within the appropriate range.
This statement returns 65, the code point value for uppercase A:
Asc("A")
This example checks if the first character of string ls_name is uppercase:
String ls_name
IF Asc(ls_name) > 64 and Asc(ls_name) < 91 THEN ...
