For blog reader's search and syndication, a blog needs to produce an RSS feed. RSS is an XML specification that lists blog posts in a specified format as separate items that are simple to process.
Note
In late 1990s, there were many attempts to create a syndication format for the Web. Dan Libby and Ramanathan V. Guha from Netscape created the RDF site summary format in 1999 for use in the My.Netscape.Com portal. The RDF specification was refined and eventually became RSS.
The competing (and in my opinion, much superior!) feed format is Atom. Atom was developed to fix the shortcomings of RSS has not gained much traction with simple RSS and web services used for more advanced applications.
As well as blog and news publications, RSS is also established as the standard format for podcasting and its supporting clients and tools.
The full specification is available at https://validator.w3.org/feed/docs/rss2.html.
To produce the feed for the blog, posts can easily be iterated as we...