/**
 * Locale and Date Formatting Constants
 *
 * Constants for formatting dates, numbers, and locale-specific values.
 *
 * @module locale/formats
 */
/**
 * Number and currency formatting constants
 */
export declare const LOCALE_FORMATS: {
    /**
     * Locale separator character
     */
    readonly LOCALE_SEPARATOR: "-";
    /**
     * BCP 47 separator character
     */
    readonly BCP47_SEPARATOR: "-";
    /**
     * Currency decimal places
     */
    readonly CURRENCY_DECIMALS: 2;
    /**
     * Currency symbol placement (before/after)
     */
    readonly CURRENCY_SYMBOL_BEFORE: true;
    /**
     * Thousands separator
     */
    readonly THOUSANDS_SEPARATOR: ",";
    /**
     * Decimal separator
     */
    readonly DECIMAL_SEPARATOR: ".";
    /**
     * Maximum locale string length
     */
    readonly MAX_LOCALE_LENGTH: 35;
    /**
     * Minimum locale string length
     */
    readonly MIN_LOCALE_LENGTH: 2;
    /**
     * Percentage decimal places
     */
    readonly PERCENTAGE_DECIMALS: 2;
    /**
     * Default number of fraction digits
     */
    readonly DEFAULT_FRACTION_DIGITS: 2;
    /**
     * Maximum fraction digits
     */
    readonly MAX_FRACTION_DIGITS: 20;
};
/**
 * Date and time formatting patterns
 */
export declare const DATE_FORMATS: {
    /**
     * ISO 8601 date format
     */
    readonly ISO_DATE: "YYYY-MM-DD";
    /**
     * ISO 8601 datetime format
     */
    readonly ISO_DATETIME: "YYYY-MM-DDTHH:mm:ss.sssZ";
    /**
     * ISO 8601 time format
     */
    readonly ISO_TIME: "HH:mm:ss";
    /**
     * US date format
     */
    readonly US_DATE: "MM/DD/YYYY";
    /**
     * European date format
     */
    readonly EU_DATE: "DD/MM/YYYY";
    /**
     * UK date format
     */
    readonly UK_DATE: "DD/MM/YYYY";
    /**
     * Japanese date format
     */
    readonly JP_DATE: "YYYY/MM/DD";
    /**
     * Short date format
     */
    readonly SHORT_DATE: "MMM DD";
    /**
     * Long date format
     */
    readonly LONG_DATE: "MMMM DD, YYYY";
    /**
     * Full date format
     */
    readonly FULL_DATE: "dddd, MMMM DD, YYYY";
    /**
     * Time format 12-hour
     */
    readonly TIME_12H: "hh:mm A";
    /**
     * Time format 24-hour
     */
    readonly TIME_24H: "HH:mm";
    /**
     * Time with seconds 12-hour
     */
    readonly TIME_12H_SECONDS: "hh:mm:ss A";
    /**
     * Time with seconds 24-hour
     */
    readonly TIME_24H_SECONDS: "HH:mm:ss";
    /**
     * Relative time threshold in seconds
     */
    readonly RELATIVE_TIME_THRESHOLD: 86400;
    /**
     * Month/Year format
     */
    readonly MONTH_YEAR: "MMMM YYYY";
    /**
     * Short month/Year format
     */
    readonly SHORT_MONTH_YEAR: "MMM YYYY";
    /**
     * Year only format
     */
    readonly YEAR_ONLY: "YYYY";
};
/**
 * Text direction constants
 */
export declare const TEXT_DIRECTION: {
    /**
     * Left-to-right
     */
    readonly LTR: "ltr";
    /**
     * Right-to-left
     */
    readonly RTL: "rtl";
    /**
     * Auto-detect
     */
    readonly AUTO: "auto";
};
/**
 * Type exports
 */
export type LocaleFormat = (typeof LOCALE_FORMATS)[keyof typeof LOCALE_FORMATS];
export type DateFormat = (typeof DATE_FORMATS)[keyof typeof DATE_FORMATS];
export type TextDirectionValue = (typeof TEXT_DIRECTION)[keyof typeof TEXT_DIRECTION];
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