Koa 最小示例 | TechOverflow

koa-example.js

const Koa = require('koa');
const app = new Koa();

app.use(async ctx => {
  ctx.body = {status: 'success'};
});

app.listen(8080);

const Koa = require('koa');
const app = new Koa();

app.use(async ctx => {
  ctx.body = {status: 'success'};
});

app.listen(8080);

安装（请参见此之前的文章了解安装 NodeJS 和 NPM 的指南）：

install-and_run.sh

npm install --save koa
node index.js

npm install --save koa
node index.js

然后转到 http://localhost:8080/ 查看测试页面。

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