If you appreciate my help more than an upvote, buy me a coffee - https://www.buymeacoffee.com/EdMorton

For more information or if you'd like more support than I can provide in this forum, see https://www.codementor.io/@edmorton

You can also find me at either of these:

• Usenet in comp.lang.awk and comp.unix.shell which you can subscribe to with a newsreader or email client like Thunderbird using https://www.eternal-september.org/ or, less desirably, you can see archives of via Google groups at:
  • https://groups.google.com/u/1/g/comp.lang.awk
  • https://groups.google.com/u/1/g/comp.unix.shell
• https://linux.codidact.com/
• https://unix.stackexchange.com/questions/tagged/awk
• https://unix.stackexchange.com/questions/tagged/text-processing
• https://www.codementor.io/@edmorton