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