sitemap.xml
A `sitemap.xml` file is an XML file that lists the URLs of a website to inform search engines about the pages available for crawling. Here’s a basic structure of a `sitemap.xml` file:
```xml
http://www.example.com/
2023-10-01
monthly
1.0
http://www.example.com/about
2023-10-01
yearly
0.8
http://www.example.com/contact
2023-10-01
yearly
0.5
```
### Key Elements:
- <url>: Defines a URL entry.
- <loc>: Specifies the URL of the page.
- <lastmod>: Indicates the last modified date of the page.
- <changefreq>: Suggests how frequently the page is likely to change (e.g., daily, weekly, monthly).
- <priority>: Indicates the priority of the page relative to other pages on the site (range 0.0 to 1.0).
This file helps search engines like Google to better understand the structure of your website and index it more effectively.