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VBScript Asc Function


VBScript Reference Complete VBScript Reference

The Asc function converts the first character in a string to ANSI code, and returns the result.

Syntax

Asc(string)

Parameter Description
string Required. A string expression. Cannot be an empty string!

Examples

Example 1

<%

response.write(Asc("A") & "<br />")
response.write(Asc("a") & "<br />")
response.write(Asc("F") & "<br />")
response.write(Asc("f") & "<br />")
response.write(Asc("2") & "<br />")
response.write(Asc("#") & "<br />")

%>

The output of the code above will be:

65
97
70
102
50
35

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Example 2

Asc returns the ANSI code of only the first character in a string:

<%

response.write(Asc("W") & "<br />")
response.write(Asc("W3Schools.com"))

%>

The output of the code above will be:

87
87

Show Example »

Example 3

How to return the ANSI code of all the characters in a string:

<%

txt="W3schools.com"
for i=1 to len(txt)
   response.write(Asc(mid(txt,i,1)) & "<br />")
next

%>

The output of the code above will be:

87
51
115
99
104
111
111
108
115
46
99
111
109

Show Example »

VBScript Reference Complete VBScript Reference

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