zephyr@lemmy.world to Programming@programming.dev · 1 year agoHow do you shell expand your variables and why?lemmy.worldimagemessage-square35fedilinkarrow-up168arrow-down14
arrow-up164arrow-down1imageHow do you shell expand your variables and why?lemmy.worldzephyr@lemmy.world to Programming@programming.dev · 1 year agomessage-square35fedilink
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"