Koa.js
概念 中间件 middleware app.use(async (ctx, next) => { // ctx, context, 上下文 console.log(`${ctx.method} ${ctx.url} ${new Date()}`); // next, promise, …

GraphQL解决什么问题 REST-ful Routing Given a collection of records on a server, there should be a uniform URL and HTTP request method to utilize that …

