Math.round()
Math.round(x) → number
Returns the value of x rounded to the nearest integer.
Rounds x to the nearest integer. Values with a fractional part of exactly 0.5 are rounded up toward positive infinity, so Math.round(-2.5) returns -2.
Arguments
| Name | Type | Required | Default | Description |
|---|---|---|---|---|
| x | number | optional | — | A number. |
Returns
number
x rounded to the nearest integer.
Example
let r = Math.round(4.5); // 5