/**
 * Check & standardize region identifiers
 * @param { string } region
 */
export declare function isValid(region: string): string;
/**
 * @param { string } regionName - Name of the region
 */
export declare function standardizeRegionName(regionName: string): string;
/**
 * Converts a region name to their associated region number
 * @param { string } regionName - Name of the region
 */
export declare function toNum(regionName: string): number;
/**
 * Converts a region number to their associated region name
 * @param { number } regionNum - Region number
 */
export declare function toName(regionNum: number): string;