
/**
* 2017-9-22 Kidder
* 导入导出练习
*/

const fish = require ('./fish.js')

function bigfs() {
    
}
bigfs.prototype = {
    dx:function() {
        console.log('这是大鱼');
    }
};
bigfs.prototype.__proto__ = fish.prototype;
    
    
module.exports = bigfs;
