import { TEth } from '../models/TEth';
export declare namespace $hex {
    const ZERO = "0x";
    /**
     * Adds '00' bytes to the hex string.
     * @param hex
     * @param byteSize Min bytes count in the hex string
     */
    function padBytes(hex: TEth.Hex, byteSize: number, opts?: {
        padEnd?: boolean;
    }): TEth.Hex;
    /**
     * Trims '00' bytes from start or end, e.g.  0x68656c6c6f000000 =>  0x68656c6c6f
     */
    function trimBytes(hex: TEth.Hex): TEth.Hex;
    function trimLeadingZerosFromNumber(hex: string): string;
    function getBytes(hex: string, offset: number, length: number): TEth.Hex;
    function getBytesLength(hex: string): number;
    function getNumber(hex: string, byteIndex: number, bytesCount?: number): number;
    function raw(hex: string): string;
    function concat(arr: (string | TEth.Hex | Uint8Array)[]): TEth.Hex;
    function split(hex: TEth.Hex, bytes?: number): any[];
    function toHex(value: string | boolean | number | bigint): TEth.Hex;
    function toHexBuffer(value: string | boolean | number | bigint): TEth.Hex;
    function convert(hex: string, abiType: 'uint256' | 'address' | 'bool' | 'string' | string): string | number | bigint | boolean;
    /**
     * Adds `0x` to the start if not present
     */
    function ensure(mix: string | number | boolean | bigint | Uint8Array): TEth.Hex;
    function isEmpty(hex: string): boolean;
}