Please note, this is a STATIC archive of website www.w3schools.com from 05 May 2020, cach3.com does not collect or store any user information, there is no "phishing" involved.
THE WORLD'S LARGEST WEB DEVELOPER SITE

VBScript Atn Function

❮ Complete VBScript Reference

The Atn function returns the arctangent of a specified number.

Syntax

Atn(number)
Parameter Description
number Required. A numeric expression

Examples

Example 1

<%

response.write(Atn(89) & "<br />")
response.write(Atn(8.9))

%>

The output of the code above will be:

1.55956084453693
1.45890606062322
Show Example »

Example 2

Calculate the value of pi:

<%

Dim pi
pi=4*Atn(1)
response.write(pi)

%>

The output of the code above will be:

3.14159265358979
Show Example »

❮ Complete VBScript Reference