> ## Documentation Index > Fetch the complete documentation index at: https://help.decodo.com/llms.txt > Use this file to discover all available pages before exploring further. # Fetch 和 XHR 请求捕获 > 网页抓取 API 支持检索 XHR 请求列表。 核心版和高级版套餐已停止销售。请考虑迁移到一体化网络爬虫 API；[请点击此处查看指南](https://help.decodo.com/docs/cn/web-scraping-api-migration-guide). 通常，直接从浏览器在页面加载期间发出的一个或多个 Fetch 或 XHR 请求中提取必要的数据，比解析 HTML 内容更高效。因此，网页抓取 API 支持检索 XHR 请求列表。 此功能适用于 **Web API Advanced 计划** ## 如何获取 XHR 请求列表 要在响应中获取 XHR 请求列表，您需要添加值为 `true` 的 `xhr` 参数，例如： ```shellscript cURL theme={null} # 将 'TOKEN VALUE' 更新为您的授权令牌 curl --request 'POST' \ --url 'https://scraper-api.decodo.com/v2/scrape' \ --header 'Accept: application/json' \ --header 'Authorization: Basic TOKEN VALUE' \ --header 'Content-Type: application/json' \ --data ' { "url": "https://dummyjson.com/", "headless": "html", "xhr": true } ' ``` 您将收到包含 JSON 对象列表的响应，其中每个对象对应一个 XHR 请求。可以接收多类型响应；更多信息可以在[这里](https://help.decodo.com/docs/cn/requesting-multiple-response-formats#/)找到。 ## 输出 | 键 | 描述 | | ------------------ | ---------------------------------- | | `url` | XHR 请求的 URL | | `status_code` | HTTP 响应返回的状态码 | | `method` | 请求的 HTTP 方法（例如 GET、POST） | | `request_headers` | 请求头的键值对集合，包含 cookies | | `request_payload` | 有效负载内容：此键仅出现在 POST、PUT 和 PATCH 请求中 | | `response_headers` | 响应头的键值对集合，包含 cookies | | `response_body` | HTTP 响应正文中返回的内容 | #### 响应示例 ```json JSON expandable theme={null} { "results": [ { "content": [ { "url": "https://dummyjson.com/cdn-cgi/rum?", "method": "POST", "status_code": 204, "response_body": "", "request_headers": { "accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7", "origin": "https://dummyjson.com", "referer": "https://www.yahoo.com/", "sec-gpc": "1", "sec-ch-ua": "\"Chromium\";v=\"119\", \"Not)A;Brand\";v=\"24\", \"Opera\";v=\"105\"", "user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.193 Safari/537.36 OPR/105.0.4970.29", "content-type": "application/json", "sec-fetch-dest": "document", "sec-fetch-mode": "navigate", "sec-fetch-site": "same-origin", "sec-fetch-user": "?1", "accept-encoding": "gzip, deflate, br", "accept-language": "en-US,en;q=0.8", "sec-ch-ua-mobile": "?0", "sec-ch-ua-platform": "\"Linux\"", "upgrade-insecure-requests": "1" }, "request_payload": "{\"memory\":{\"totalJSHeapSize\":3750592,\"usedJSHeapSize\":2468952,\"jsHeapSizeLimit\":4294705152},\"resources\":[],\"referrer\":\"\",\"eventType\":1,\"firstPaint\":0,\"firstContentfulPaint\":0,\"startTime\":1755774141001.2,\"versions\":{\"fl\":\"2024.11.0\",\"js\":\"2024.6.1\",\"timings\":2},\"pageloadId\":\"968fbcee-484b-4e53-b4ff-97c0058ba179\",\"location\":\"https://dummyjson.com/\",\"nt\":\"navigate\",\"timingsV2\":{\"unloadEventStart\":0,\"unloadEventEnd\":0,\"domInteractive\":1427.800000011921,\"domContentLoadedEventStart\":2259.9000000059605,\"domContentLoadedEventEnd\":2259.9000000059605,\"domComplete\":2269.5,\"loadEventStart\":2269.5,\"loadEventEnd\":2269.5,\"type\":\"navigate\",\"redirectCount\":0,\"criticalCHRestart\":0,\"activationStart\":0,\"initiatorType\":\"navigation\",\"nextHopProtocol\":\"h2\",\"deliveryType\":\"\",\"workerStart\":0,\"redirectStart\":0,\"redirectEnd\":0,\"fetchStart\":1,\"domainLookupStart\":1,\"domainLookupEnd\":1,\"connectStart\":56.20000001788139,\"connectEnd\":595.3000000119209,\"secureConnectionStart\":457.30000001192093,\"requestStart\":595.4000000059605,\"responseStart\":738,\"responseEnd\":738.9000000059605,\"transferSize\":5175,\"encodedBodySize\":4875,\"decodedBodySize\":24758,\"responseStatus\":200,\"firstInterimResponseStart\":0,\"renderBlockingStatus\":\"non-blocking\",\"finalResponseHeadersStart\":738,\"name\":\"https://dummyjson.com/\",\"entryType\":\"navigation\",\"startTime\":0,\"duration\":2269.5},\"dt\":\"\",\"siteToken\":\"a67792548ccc48faac5fa0d91120d5e7\",\"st\":2}", "response_headers": { "nel": "{\"report_to\":\"cf-nel\",\"success_fraction\":0.0,\"max_age\":604800}", "date": "Thu, 21 Aug 2025 11:02:23 GMT", "vary": "Origin, accept-encoding", "cf-ray": "9729a34c9e38f032-DFW", "server": "cloudflare", "alt-svc": "h3=\":443\"; ma=86400", "report-to": "{\"group\":\"cf-nel\",\"max_age\":604800,\"endpoints\":[{\"url\":\"https://a.nel.cloudflare.com/report/v4?s=1sDYaS2C%2F52rYP10Hp1fu0zokI2eEK0oBZnbM7fLRdM4rxEiqYBMM3vq6yK9wWJkNPj4lmML6rsK9f7eCD%2FA5BPIvQxnJJBjyWbdavc%3D\"}]}", "content-type": "text/plain", "server-timing": "cfEdge;dur=3,cfOrigin;dur=0", "access-control-max-age": "86400", "access-control-allow-origin": "https://dummyjson.com", "access-control-allow-methods": "POST,OPTIONS", "access-control-allow-credentials": "true" } } ], "headers": { "age": "40350", "nel": "{\"report_to\":\"cf-nel\",\"success_fraction\":0.0,\"max_age\":604800}", "date": "Thu, 21 Aug 2025 11:02:21 GMT", "vary": "Accept-Encoding", "cf-ray": "9729a3416da3f032-DFW", "server": "cloudflare", "alt-svc": "h3=\":443\"; ma=86400", "report-to": "{\"group\":\"cf-nel\",\"max_age\":604800,\"endpoints\":[{\"url\":\"https://a.nel.cloudflare.com/report/v4?s=nyhZyWx2mEa9rX30X9iPrHhcsiowOcG89XIWtH7in5vmJKmf3H3LGlmjowKxk2qRcaaiDO2ODdqj6x2zRPJXHCJ4hUyhki1NAxXf7aA%3D\"}]}", "content-type": "text/html; charset=utf-8", "x-powered-by": "Cats on Keyboards", "cache-control": "no-store", "server-timing": "cfCacheStatus;desc=\"HIT\", cfEdge;dur=11,cfOrigin;dur=0", "x-railway-edge": "railway/us-east4-eqdc4a", "cf-cache-status": "HIT", "x-frame-options": "SAMEORIGIN", "content-encoding": "br", "x-xss-protection": "1; mode=block", "x-ratelimit-limit": "100", "x-ratelimit-reset": "1755612661", "x-download-options": "noopen", "x-railway-request-id": "HnoVBL2CSRWSyS9Vg4a9AQ", "x-ratelimit-remaining": "99", "x-content-type-options": "nosniff", "x-dns-prefetch-control": "off", "strict-transport-security": "max-age=15552000; includeSubDomains", "access-control-allow-origin": "*" }, "cookies": [], "status_code": 200, "task_id": "7364250500075630593", "created_at": "2025-08-21 11:02:20", "updated_at": "2025-08-21 11:02:35" } ] } ``` 并非所有目标模板都支持 `xhr` 输出。请查看各个模板文档以了解兼容性。 *** 需要帮助或只是想打个招呼？我们的支持团队全天候为您服务。 \ 您也可以随时通过电子邮件 [support@decodo.com](mailto:support@decodo.com) 联系我们。 找不到您要找的内容？请求一篇文章！ \ 有反馈意见？分享您对我们如何改进的想法。