export declare function toPrecision(value: number, precision: number): number;
/**
 * Whether the provided value is considered a number.
 * @docs-private
 */
export declare function isNumberValue(value: any): boolean;
/** Coerces a data-bound value (typically a string) to a number. */
export declare function coerceInteger(value: any): number;
export declare function coerceInteger<D>(value: any, fallback: D): number | D;
/**
 * Compares two dates.
 * @param first The first date to compare.
 * @param second The second date to compare.
 * @returns 0 if the dates are equal, a number less than 0 if the first date is earlier,
 *     a number greater than 0 if the first date is later.
 */
export declare function compareDate(first: Date, second: Date): number;
/**
 * Checks if two dates are equal.
 * @param first The first date to check.
 * @param second The second date to check.
 * @returns Whether the two dates are equal.
 *     Null dates are considered equal to other null dates.
 */
export declare function sameDate(first: Date | null, second: Date | null): boolean;
export declare function printDebug(fun: string | (() => string), on?: boolean): void;