1-3 Koa中间件

const Koa=require('koa')
const app=new Koa()
const middleware1=function async(ctx,next){
console.log('middleware1')
console.log(ctx.request.path)
next()
}
const middleware2=function async(ctx,next){
console.log('middleware2')
console.log(ctx.request.path)
next()
}
const middleware3=function async(ctx,next){
console.log('middleware3')
console.log(ctx.request.path)
next()
}
app.use(middleware1)
app.use(middleware2)
app.use(middleware3)
app.listen(3000)

标签：console,log,Koa,中间件,app,ctx,next,const
来源： https://www.cnblogs.com/mengxiangzhi/p/16241562.html