kv 示例源码

这些文件来自仓库的 examples/kv，可结合对应中文文档阅读和运行。

wrangler.jsonc

{
  "name": "kv",
  "main": "index.js",
  "compatibility_date": "2026-01-01",
  "kv_namespaces": [
    {
      "binding": "VALUES",
      "id": "example-values"
    }
  ]
}

index.js

export default {
  async fetch(request, env) {
    const key = new URL(request.url).pathname.slice(1);
    if (!key) return new Response("Use /KEY.", { status: 400 });

    if (request.method === "PUT") {
      await env.VALUES.put(key, request.body);
      return new Response(null, { status: 204 });
    }

    if (request.method === "DELETE") {
      await env.VALUES.delete(key);
      return new Response(null, { status: 204 });
    }

    const value = await env.VALUES.get(key);
    return value === null
      ? new Response("Not found.", { status: 404 })
      : new Response(value);
  },
};