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620 BTypeScriptView Raw
1import type { HexString } from '../types.js';
2/**
3 * @name numberToHex
4 * @summary Creates a hex value from a number.
5 * @description
6 * `null`/`undefined`/`NaN` inputs returns an empty `0x` result. `number` input values return the actual bytes value converted to a `hex`. With `bitLength` set, it converts the number to the equivalent size.
7 * @example
8 * <BR>
9 *
10 * ```javascript
11 * import { numberToHex } from '@polkadot/util';
12 *
13 * numberToHex(0x1234); // => '0x1234'
14 * numberToHex(0x1234, 32); // => 0x00001234
15 * ```
16 */
17export declare function numberToHex(value?: number | null, bitLength?: number): HexString;