[[["わかりやすい","easyToUnderstand","thumb-up"],["問題の解決に役立った","solvedMyProblem","thumb-up"],["その他","otherUp","thumb-up"]],[["必要な情報がない","missingTheInformationINeed","thumb-down"],["複雑すぎる / 手順が多すぎる","tooComplicatedTooManySteps","thumb-down"],["最新ではない","outOfDate","thumb-down"],["翻訳に関する問題","translationIssue","thumb-down"],["サンプル / コードに問題がある","samplesCodeIssue","thumb-down"],["その他","otherDown","thumb-down"]],["最終更新日 2025-08-04 UTC。"],[[["\u003cp\u003eA sitemap index file is used to submit multiple sitemaps to search engines, especially when a single sitemap exceeds the size limit.\u003c/p\u003e\n"],["\u003cp\u003eSitemaps listed within the index file must reside on the same site (unless cross-site submission is configured) and be in the same directory or a lower subdirectory.\u003c/p\u003e\n"],["\u003cp\u003eYou can submit up to 500 sitemap index files for each website registered in your Search Console account.\u003c/p\u003e\n"],["\u003cp\u003eSitemap index files have a specific XML format, similar to sitemaps, and include required tags like \u003ccode\u003esitemapindex\u003c/code\u003e, \u003ccode\u003esitemap\u003c/code\u003e, and \u003ccode\u003eloc\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eOptional tags like \u003ccode\u003elastmod\u003c/code\u003e can be added to indicate the last modification time of the sitemap file, aiding in crawl scheduling by search engines.\u003c/p\u003e\n"]]],["When a sitemap exceeds size limits, split it into smaller sitemaps. Use a sitemap index file to manage and submit multiple sitemaps simultaneously. The sitemap index's XML format mirrors that of a sitemap and follows the Sitemap Protocol. Referenced sitemaps must be on the same site or lower in the directory, or use cross-site submission. A sitemap index can contain up to 50,000 `loc` tags, with `sitemapindex`, `sitemap`, and `loc` being required. Up to 500 sitemap indexes can be submitted per site.\n"],null,[]]