hypot

hypot

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

hypot Calculate the length of the hypotenuse of a right-angle triangle

Description

float hypot ( float $x , float $y )

hypot() returns the length of the hypotenuse of a right-angle triangle with sides of length x and y, or the distance of the point (x, y) from the origin. This is equivalent to sqrt(x*x + y*y).

Parameters

x

Length of first side

y

Length of second side

Return Values

Calculated length of the hypotenuse

© 1997–2017 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/function.hypot.php

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