PHP. Учебник. 2005

rad2deg

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rad2deg

(PHP 3 >= 3.0.4, PHP 4, PHP 5)rad2deg -- Converts the radian number to the equivalent number in degrees

Description

float rad2deg ( float number )


- This function converts number from radian to degrees.

-

Пример 1. rad2deg() example

<?php

echo rad2deg(M_PI_4); // 45

?>

- See also deg2rad().

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