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webpack code split #190

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teazean opened this issue Nov 23, 2017 · 0 comments

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teazean commented Nov 23, 2017

见文档: https://webpack.js.org/guides/code-splitting/

主要实现由三种：

人工分割
CommonChunkPlugin
import()

重点讲一下第三种，动态import()，import()是ecma提案中的一个，返回一个promise。在webpack里面可以这么用，结合注释webpackChunkName来生成动态的chunk:

import(/* webpackChunkName: "lodash" */ 'lodash').then(_ => {
    // something
})

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