路由
安装依赖
cnpm install koa-router --save
修改index.js
const koa &＃61; require(&＃39;koa&＃39;);
const router &＃61; require(&＃39;koa-router&＃39;)();
const app &＃61; new koa();router.get(&＃39;/&＃39;,async(ctx,next) &＃61;> {ctx.response.body &＃61; "hello,world
"
})app.use(router.routes());
app.listen(3000);
console.log(&＃96;app start at localhost:3000&＃96;);
http://localhost:3000/
别的页面
const koa &＃61; require(&＃39;koa&＃39;);
const router &＃61; require(&＃39;koa-router&＃39;)();
const app &＃61; new koa();router.get(&＃39;/&＃39;,async(ctx,next) &＃61;> {ctx.response.body &＃61; "hello,world
"
})
router.get(&＃39;/hello&＃39;,async(ctx,next) &＃61;> {ctx.response.body &＃61; "this is hello page"
})
router.get(&＃39;/hello/:name&＃39;,async(ctx,next) &＃61;> {var name &＃61; ctx.params.name;ctx.response.body &＃61; &＃96;hello,${name}
&＃96;
})app.use(router.routes());
app.listen(3000);
console.log(&＃96;app start at localhost:3000&＃96;);
http://localhost:3000/hello
http://localhost:3000/hello/biao
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