hexdec
is_finite
Математические функции
PHP Manual

# 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

hexdec
is_finite
Математические функции
PHP Manual