/**
 * @private
 */
interface HybridJSUtilsSettings {
    SPRINTF_NEEDLE: string;
}
export declare class HybridJSUtils {
    static set settings(newValue: HybridJSUtilsSettings);
    static get settings(): HybridJSUtilsSettings;
    static defaults: HybridJSUtilsSettings;
    static get version(): string;
    private static _settings;
    static addLeadingZeroes(numeric: number | string): string;
    /**
     * Alias for forEachFrom, see forEachFrom
     */
    static eachFrom<T = any>(array: T[], index: number, iteratee: (item: T, index: number, source: T[]) => any): T[];
    /**
     * Loop over arrays starting from desired index
     * @param array: the list to iterate
     * @param index: the starting index
     * @param iteratee: the function to invoke in each iteration
     *
     * @returns The array
     */
    static forEachFrom<T = any[]>(array: T[], index: number, iteratee: (item: T, index: number, source: T[]) => any): T[];
    /**
     *
     * @param duration value in milliseconds to wait for
     * @param updateFreq value in milliseconds to refresh
     * @param targetEl a DOM element where the countdown will be appended
     *
     * @returns Promise with last value for counter, to check if everything went ok.
     */
    static htmlCountDown(duration: number, updateFreq: number, targetEl: HTMLElement): Promise<number>;
    static isClient(): boolean;
    static logWithStyle(title: string, msg: string, style?: string): void;
    static isNumeric(value: string): boolean;
    static isObject(entity: any): boolean;
    static objectKeysToCamelCase(source: {
        [key: string]: any;
    }): {
        [key: string]: any;
    };
    static randomHex(length: number): string;
    static randomInt(min: number, max: number, excludeMin?: boolean | string, excludeMax?: boolean | string): number;
    static randomNumericString(length?: number): string;
    static removeMultipleSpaces(source: string): string;
    static removeTrailingSlash(source: string): string;
    static resetSettings(): void;
    static roundNumber(value: number | string, decimalDigits?: number): number;
    static sprintf(str: string, ...argv: (string | number)[]): string;
    static sprintfx(str: string, needle: string, ...argv: (string | number)[]): string;
    static toCamelCase(s: string): string;
    static toSnakeCase(s: string): string;
}
export declare const isClient: typeof HybridJSUtils.isClient;
export declare const htmlCountDown: typeof HybridJSUtils.htmlCountDown;
export declare const logWithStyle: typeof HybridJSUtils.logWithStyle;
export declare const addLeadingZeroes: typeof HybridJSUtils.addLeadingZeroes;
export declare const eachFrom: typeof HybridJSUtils.eachFrom;
export declare const forEachFrom: typeof HybridJSUtils.forEachFrom;
export declare const isNumeric: typeof HybridJSUtils.isNumeric;
export declare const isObject: typeof HybridJSUtils.isObject;
export declare const objectKeysToCamelCase: typeof HybridJSUtils.objectKeysToCamelCase;
export declare const randomHex: typeof HybridJSUtils.randomHex;
export declare const randomInt: typeof HybridJSUtils.randomInt;
export declare const randomNumericString: typeof HybridJSUtils.randomNumericString;
export declare const removeMultipleSpaces: typeof HybridJSUtils.removeMultipleSpaces;
export declare const removeTrailingSlash: typeof HybridJSUtils.removeTrailingSlash;
export declare const roundNumber: typeof HybridJSUtils.roundNumber;
export declare const sprintf: typeof HybridJSUtils.sprintf;
export declare const sprintfx: typeof HybridJSUtils.sprintfx;
export declare const toCamelCase: typeof HybridJSUtils.toCamelCase;
export declare const toSnakeCase: typeof HybridJSUtils.toSnakeCase;
export {};