Submit a Pull Request Report a Bug

tan

(PHP 4, PHP 5)

tan — Tangent

Beskrivelse

float tan ( float $arg )

tan() returns the tangent of the arg parameter. The arg parameter is in radians.

Parametre

arg: The argument to process in radians

Returnerings Værdier

The tangent of arg

Eksempler

Eksempel #1 tan() example


<?php

echo tan(M_PI_4); // 1

?>

Se også

atan() - Arc tangent
atan2() - Arc tangent of two variables
sin() - Sine
cos() - Cosine
tanh() - Hyperbolic tangent
deg2rad() - Converts the number in degrees to the radian equivalent

User Contributed Notes

There are no user contributed notes for this page.