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71 comments
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There is a
$[]?-
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.-
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.
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As an old Perl jockey, you can pry my backticks out of my cold, dead hands.
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Daily Linux user since Slackware 95, news to me too lol
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Same camp, and know bash very, very, well. Crazy how you can always learn.
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Its deprecated kinda like `` should be $() https://pubs.opengroup.org/onlinepubs/9699919799/xrat/V4_xcu_chap02.html seach for arithmetic expansion or $[].
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71 comments