/**
 * 判断是否为空
 * @param {*} obj 任意值
 * @returns {Boolean} obj是否为空
 */
exports.isNotEmpty = function (obj) {
  if (obj === null || obj === undefined || Object.keys(obj).length === 0) {
    return false
  }

  if (obj instanceof String) {
    return obj !== ''
  }

  if (obj instanceof Array) {
    return Array.length(obj) !== 0
  }
  return true
}