deg2rad

(PHP 4, PHP 5, PHP 7)
Converts the number in degrees to the radian equivalent
float deg2rad ( float $number )

This function converts number from degrees to the radian equivalent.

Parameters:
number

Angular value in degrees

Returns:

The radian equivalent of number

Examples:
deg2rad() example
<?php

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

?>

See also:

rad2deg() -

doc_php
2016-02-24 16:02:28
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