PHP 7.0.6 Released

rad2deg

(PHP 4, PHP 5, PHP 7)

rad2deg Converts the radian number to the equivalent number in degrees

Description

float rad2deg ( float $number )

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

User Contributed Notes

Anonymous
11 years ago
Definition

<?
function rad2deg($arg) {
return $arg*180/pi();
}
?>
money1109 at gmail dot com
7 years ago
Conversion between grads and degrees

function gon2deg($gon) {
    return ($gon / 400) * 360;
}

function deg2gon($deg) {
    return ($deg / 360) * 400;
}
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