round | /mod.ts | math@v1.1.0

Deno module for high-precision calculations and scientific computing

Latest

function round

import { round } from "https://deno.land/x/math@v1.1.0/mod.ts";

round(

value: BigSource,

dp?: number,

rm?: RoundingMode,

): string

Returns numeric whose value is the value of value rounded using rounding mode rm to a maximum of dp decimal places or if dp is negative, rounded to an integer which is a multiple of 10**-dp. Throws if dp or rm is invalid.

Parameters

value: BigSource

optional

dp: number

if dp is omitted or is undefined, the return value is the value of value rounded to a whole number.

optional

rm: RoundingMode

if rm is omitted or is undefined, the current Big.RM setting is used.

Returns

string