Dutch PHP Conference 2021 - Call for Papers

sin

(PHP 4, PHP 5, PHP 7)

sinSine

Descrierea

sin ( float $num ) : float

sin() returns the sine of the num parameter. The num parameter is in radians.

Parametri

num

A value in radians

Valorile întoarse

The sine of num

Exemple

Example #1 sin() example

<?php

// Precision depends on your precision directive
echo sin(deg2rad(60));  //  0.866025403 ...
echo sin(60);           // -0.304810621 ...

?>

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