PHP deg2rad() - Math Functions

What is deg2rad Function?
How to convert degree to radian equivalent?

Explanation

The "deg2rad()" function converts the number in degrees to the radian equivalent.

Syntax:


deg2rad(degree_number)

In the above syntax "degree_number" is the degree to be converted to radians.

Example :


<?php
echo deg2rad("45"). "<br/>";
?>
Result :

0.785398163397

In the above example the "45" degree is converted to its radian value.

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