rad2deg

(PHP 4, PHP 5, PHP 7)

rad2deg — Converts the radian number to the equivalent number in degrees

Description

rad2deg ( float $number ) : float

This function converts number from radian to degrees.

Parameters

number

A radian value

Return Values

The equivalent of number in degrees

Examples

Example #1 rad2deg() example

<?php

echo rad2deg(M_PI_4); // 45

?>

See Also

  • deg2rad() - Converts the number in degrees to the radian equivalent

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https://www.php.net/manual/en/function.rad2deg.php