Convert degree to radianus, radianus to cos.
<?php
// Degree
$degree = 360;
// Convertion
print cos(deg2rad($degree));
?>
cos
(PHP 4, PHP 5, PHP 7, PHP 8)
cos — Cosine
Description
cos() returns the cosine of the num
parameter. The num parameter is in radians.
Parameters
-
num -
An angle in radians
Return Values
The cosine of num
Examples
Example #1 cos() example
<?php
echo cos(M_PI); // -1
?>
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User Contributed Notes 2 notes
felipensp at gmail dot com ¶
18 years ago
shrinivasmani at gmail dot com ¶
10 years ago
Convert degree to radianus
<?php
// Degree
$degree = 360;
// Convertion
print cos(deg2rad($degree));
?>
