Function round()
Description
Round x to specified precision
round(x, precision = 0)Parameters
x(number) — A valueprecision(number, optional) — Precision value. The default value is 0
Return Value
number— Returns the rounded value
Usage Example
round(23.6) ' Returns 24
round(23.728, 2) ' Returns 23.73
' 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