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in Technique[技术] by (71.8m points)

路由懒加载为什么失效

原本的写法,没有效果

component: () => import('路径') 

改进后生效:

const xxx = r => require.ensure([], () => r(require('路径')), 'xxx') 
component: xxx 

为什么呢第一种就无效每次还是加载所以js,第二种就生效了
第一种方法不也是异步加载组件的方法吗,不太明白


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by (71.8m points)

和webpack的版本有关系,懒加载的进化路线好像是这样的,require.ensure => System.import => import


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