tan

(PHP 3, PHP 4 , PHP 5)

tan -- Tangent

Description

float tan ( float arg)

tan() returns the tangent of the arg parameter. The arg parameter is in radians.

Example 1. tan() example

<?php

echo tan(M_PI_2); // 1

?>

See also: atan(), sin(), cos(), and deg2rad().


Sites of interest: Web Hosting : Reseller Hosting : Website Hosting : HTML Editor : Web Design Templates : Free Web Hosting : ASP code examples : PHP & MySQL Code Examples
  Copyright 2004 Evrsoft Developer Network. Privacy policy - Link to Us

Contact Evrsoft