/**
 * 版本号大小比较
 *
 * @param {String} a, ex: `1.2.0`
 * @param {String} b, ex: `1.1.0`
 *
 * if a > b return 1
 * if a = b return 0
 * if a < b return -1
 */
declare const compareVersion: (a: string, b: string) => number;
export default compareVersion;