 
      
      ceil()
	Round x upward	
	
ceil(x)
x (number)  — A value
number — Returns the value of x rounded upward
ceil(23.6)   ' Returns 24
 
' The difference between floor, ceil, round, and int
 
' x       floor(x)   ceil(x)   round(x, 0)   int(x)
' -----   --------   -------   -----------   ------
'  2.3     2          3         2             2
'  3.8     3          4         4             3
'  5.5     5          6         6             5
' -2.3    -3         -2        -2            -2
' -3.8    -4         -3        -4            -3
' -5.5    -6         -5        -6            -5