PHP: rad2deg() function
Description
The rad2deg() function is used to convert a radian number to the equivalent number its degree.
Version:
(PHP 4 and above)
Syntax:
rad2deg(num)
Parameter:
| Name | Description | Required / Optional |
Type |
|---|---|---|---|
| num | The radian number to be converted. | Required | Float |
Return value:
The equivalent of num in degrees
Value Type: Float.
Example:
<?php
echo rad2deg(M_PI_4);
?>
Output:
45
View the example in the browser
See also
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https://www.w3resource.com/php/function-reference/rad2deg.php
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