sin

(PHP 4, PHP 5, PHP 7, PHP 8)

sinSine

Description

sin(float $num): float

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

Parameters

num

A value in radians

Return Values

The sine of num

Examples

Example #1 sin() example

<?php

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

?>

See Also

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