deg2rad

(PHP 3 >= 3.0.4, PHP 4, PHP 5)

deg2rad --  Converts the number in degrees to the radian equivalent

Description

float deg2rad ( float number )

This function converts number from degrees to the radian equivalent.

Пример 1. deg2rad() example

<?php

echo deg2rad(45); // 0.785398163397
var_dump(deg2rad(45) === M_PI_4); // bool(true)

?>

See also rad2deg().



deg2rad
berndt at www dot michael - berndt dot de
01-Sep-2005 01:12
geformte Wellen erstellen mit deg2rad ()

Beispiel :
http://www.michael-berndt.de/ie/tux/welle.png

Code :
http://www.michael-berndt.de/ie/tux/deg2rad.htm
15-Dec-2004 10:20
Definition

<?
function deg2rad($arg) {
 return $arg*pi()/180;
}
?>

<decoctexp>
 Last updated: Tue, 15 Nov 2005