export declare function pad(num: number, size: number): string;
export declare function clamp(val: number, min: number, max: number): number;
export declare class Time {
    hours: number;
    mins: number;
    constructor(hr: number, mn: number);
    to12Hour(): string;
    to24Hour(): string;
}
export declare function filterInput(e: any): false | undefined;
export declare function parse(timeString: string, format?: "24hr" | "12hr"): string;