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hypot
(PHP 4 >= 4.0.7, PHP 5)
hypot — Calculate the length of the hypotenuse of a right-angle triangle
Описание
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).
Список параметров
- x
-
Length of first side
- y
-
Length of second side
Возвращаемые значения
Calculated length of the hypotenuse