A `sitemap.xml` file is an XML file used by websites to inform search engines about the pages on the site. This helps improve SEO and ensures that search engines can find and index all relevant content. Here’s a simple structure of what a `sitemap.xml` might look like:
```xml
https://www.example.com/
2023-10-01
weekly
1.0
https://www.example.com/about
2023-09-15
monthly
0.8
https://www.example.com/contact
2023-09-20
yearly
0.5
```
Here’s a breakdown of the elements:
- <urlset>: The root element that contains all the url entries.
- <url>: Represents a single URL on the site.
- <loc>: The location of the URL.
- <lastmod>: The date the URL was last modified.
- <changefreq>: An indication of how frequently the page is likely to change (e.g., daily, weekly, monthly).
- <priority>: The priority of the URL relative to other URLs on the site (value between 0.0 and 1.0).
Remember to update the `sitemap.xml` regularly to reflect changes in your website’s structure and content