a.js
var sex="boy";
var echo=function(value){
console.log(value)
}
export {sex,echo}
b.js
import {sex,echo} from "./ex.js"
console.log(sex)
echo(sex)
html文件(type="module")
<script type="module" src="b.js"></script>
var sex="boy";
var echo=function(value){
console.log(value)
}
export {sex,echo}
import {sex,echo} from "./ex.js"
console.log(sex)
echo(sex)
<script type="module" src="b.js"></script>
本文标题:js模块 输出 输入(export/import)
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