Returns a number rounded to the largest integer less than or equal to a floating point number.
float floor(float number)
number is the number you want to round.
floor(2.344)
Returns 2.
floor(3.0)
Returns 3.
floor(Head.height)
If Head.height is -2.8, this returns -3.
floor (2.25 + .5) = 2 floor (2.75 + .5) = 3