PHP - hypot

Trieda

Koreň \ Bez triedy

Metóda - hypot

(PHP 4 >= 4.1.0, PHP 5, PHP 7)

The hypot() function returns the hypotenuse from a right-angled triangle. This function can be easily replaced by the Pythagorean theorem => sqrt(x*x + y*y).

Procedurálne

• function hypot (float $x, float $y) : float

Parametre

Názov	Dátový typ	Predvolená hodnota	Popis
$x	float		The side of x.
$y	float		The side of y.

Mávratovej hodnoty

Vracia: float

The resulting hypotenuse.

Príklady

<?php
$x = 15;
$y = 20;
$z = hypot($x, $y);
echo ("The hypotenuse of a triangle is $z");