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exp> <decoct
Last updated: Fri, 04 Jul 2008

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deg2rad

(PHP 4, PHP 5)

deg2rad — Rechnet einen Winkel von Grad in Bogenmaß um

Beschreibung

float deg2rad ( float $number )

Die Funktion rechnet den Wert number in Grad um in den entsprechenden Wert in Bogenmaß.

Parameter-Liste

number

Ein Winkel in Grad

Rückgabewerte

Der equivalente Wert zu number in Bogenmaß

Beispiele

Beispiel #1 deg2rad() Beispiel

<?php

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

?>

Siehe auch



add a note add a note User Contributed Notes
deg2rad
john dot navratil at sbcglobal dot net
11-Feb-2007 07:32
This does a simple scaling with the results that deg2rad(720) is 4PI.  For navigation purposes you may wish to mod the results with 2PI.

exp> <decoct
Last updated: Fri, 04 Jul 2008
 
 
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