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// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
import { BigSource, Big } from "./big/mod.ts";
/** * Returns a string representing the value of `value` to the specified number of `sd` significant digits. * If the value of `value` has more digits than is specified by `sd`, the return value will be rounded to `sd` significant digits using rounding mode `Big.RM`. * If the value of `value` has fewer digits than is specified by `sd`, the return value will be appended with zeros accordingly. * If `sd` is less than the number of digits necessary to represent the integer part of the value in normal notation, exponential notation is used. * If `sd` is omitted or is undefined, the return value is the same as .toString(). * @param value * @param sd integer, 1 to 1e+6 inclusive. */export function toPrecision(value: BigSource, sd?: number): string {  return (value instanceof Big ? value : new Big(value)).toPrecision(sd);}