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@polkadot/util

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/// <reference types="bn.js" /> import type { HexString, NumberOptions, ToBn } from '../types.js'; import type { BN } from './bn.js'; /** * @name bnToHex * @summary Creates a hex value from a BN.js bignumber object. * @description * `null` inputs returns a `0x` result, BN values return the actual value as a `0x` prefixed hex value. Anything that is not a BN object throws an error. With `bitLength` set, it fixes the number to the specified length. * @example * <BR> * * ```javascript * import BN from 'bn.js'; * import { bnToHex } from '@polkadot/util'; * * bnToHex(new BN(0x123456)); // => '0x123456' * ``` */ export declare function bnToHex<ExtToBn extends ToBn>(value?: ExtToBn | BN | bigint | number | null, { bitLength, isLe, isNegative }?: NumberOptions): HexString;