deg2rad
(PHP 4, PHP 5, PHP 7)
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.
Parameters
number
Angular value in degrees
Return Values
The radian equivalent of number
Examples
Example #1 deg2rad() example
<?php
echo?deg2rad(45);?//?0.785398163397
var_dump(deg2rad(45)?===?M_PI_4);?//?bool(true)
?>See Also
- rad2deg() - Converts the radian number to the equivalent number in degrees
← decoct
exp →
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