• Morphit @feddit.uk
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      6 months ago

      Huh, it’s the same as $(( )) - arithmetic expansion.
      I think it’s deprecated and not in the bash manual, but it still seems to work.

      • Andrew@mander.xyz
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        6 months ago

        It is? Weird. I know about deprecated backticks, but this… I guess it’s so deprecated that very few people know about this. Now a bit more.