Php/docs/function.deg2rad
From Get docs
deg2rad
(PHP 4, PHP 5, PHP 7)
deg2rad — Converts the number in degrees to the radian equivalent
Description
deg2rad
( float $number
) : float
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
<?phpecho deg2rad(45); // 0.785398163397var_dump(deg2rad(45) === M_PI_4); // bool(true)?>
