alt Hacker NewsIf I really need HTML includes for some reason, I'd reach for XSLT. I know its old, and barely maintained at best, but that was the layer intentionally added to add programming language features to the markup language that is HTML.
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SvenL • 05/03/2025
I think XSLT is still a reasonable technology in itself - the lack of updated implementations is the bad part. I think modern browsers only support 1.0 (?). At least most modern programming languages should have 3.0 support.
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I believe XSLT 1 is still working in all major browsers today. Here's a simple HTML 5 example with two pages sharing a header template: https://gist.github.com/MarkTiedemann/0e6d36c337159a3e6d5072...