zephyr@lemmy.world to Programming@programming.dev · 1 year agoHow do you shell expand your variables and why?lemmy.worldexternal-linkmessage-square29fedilinkarrow-up166arrow-down14cross-posted to: [email protected]
arrow-up162arrow-down1external-linkHow do you shell expand your variables and why?lemmy.worldzephyr@lemmy.world to Programming@programming.dev · 1 year agomessage-square29fedilinkcross-posted to: [email protected]
minus-squareGamma@programming.devlinkfedilinkEnglisharrow-up6·edit-21 year agoTypically find "$HOME/docs", but with a few caveats: In Zsh or Fish, the quotes are unnecessary: find $HOME/docs If I’m using anything potentially destructive: mv "${HOME:?}/bin" ... Of course, if it’s followed by a valid identifier character, I’ll add braces: "${basename}_$num.txt"
Typically
find "$HOME/docs", but with a few caveats:In Zsh or Fish, the quotes are unnecessary:
find $HOME/docsIf I’m using anything potentially destructive:
mv "${HOME:?}/bin" ...Of course, if it’s followed by a valid identifier character, I’ll add braces:
"${basename}_$num.txt"