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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ## 1.exports:將方法和變量一個一個導出,指向module.exports,只能用點的方式(.)向外暴露,如果用exports直接 = ,相當于改變了對象,所以就無法指向了,就會報錯 ``` exports.x = "111";//導出變量或方法 exports.y = "222"; exports.add = function(a,b){ return a + b ; } ``` ## 2.module.exports:可以同時導出,既可以用點(.)的方式,也可以用 = ,直接賦值 ``` 方式一:module.exports.name = "xxx" 方式二:module.exports = { name : "張三", age : 15, sayHi(){ console.log("hello~~") }, } ``` 舉例: 1.改變對象,就是改變屬性,用 "."連接 ![](https://img.kancloud.cn/e2/98/e29832fb474eeb567dca7bee2a1c0171_695x428.png) 2.改變變量,只修改變量本身,和對象無關 ![](https://img.kancloud.cn/a3/88/a38833e8446c5d051e29b805c8f7548f_610x364.png)
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