PHP: cosh() function

Description

The cosh() function is used to get the hyperbolic cosine of a number.

Version:

(PHP 4 and above)

Syntax:

cosh(num)

Parameter:

Return value:

The hyperbolic cosine of num.

Value Type: Float.

Example:

<?php
echo(cosh(4) . '<br>');
echo(cosh(-4) . '<br>');
echo(cosh(0) . '<br>');
echo(cosh(M_PI) . "<br>");
echo(cosh(M_PI_2));
?>

Output :

27.308232836
27.308232836
1
11.5919532755
2.50917847866 

View the example in the browser

See also

PHP Function Reference

Previous: cos
Next: decbin