hypot() - math

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 

Syntax

float hypot
    ( float $x
   , float $y
   )

Example

Output / Return Value

Limitations

Alternatives / See Also

Reference