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[edit] Last updated: Fri, 24 May 2013

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deg2rad

(PHP 4, PHP 5)

deg2radConvertit un nombre de degrés en radians

Description

float deg2rad ( float $number )

deg2rad() convertit number de degrés en radians.

Liste de paramètres

number

L'angle, en degrés

Valeurs de retour

L'équivalent, en radians, de number.

Exemples

Exemple #1 Exemple avec deg2rad()

<?php

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

?>

Voir aussi

  • rad2deg() - Conversion de radians en degrés



add a note add a note User Contributed Notes deg2rad - [1 notes]
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christian dot ubu at NOSPAMHERE dot gmail dot com
4 years ago
Never use deg2rad() in loops, use $rad = ($deg * M_PI / 180) instead which is faster!

 
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