text: 'use strict';
  
  
  module.exports = {
    randomString(length) {
      const chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHUJKLMNOPQRSTUVWXYZ';
      let result = '';
      for (let i = 0; i < length; i += 1) {
        result += chars.charAt(Math.floor(Math.random() * chars.length));
      }
      return result;
    },
  };
  