Zsh Read File Into Array, 2022-04-20 5 minute read In bash or zsh, to read a whole file into a variable without invoking cat: Invoking cat in bash or zsh to slurp a file would be considered a Useless Use of Cat. The Z shell (Zsh) is a shell and a command-line interpreter for shell scripts. Aug 7, 2025 · The basic way tab-completion works in shells like Bash or Zsh is to register a handler function that is called when a user presses <TAB> at the command line. Aug 25, 2017 · How do I read these into an array in zsh such that ${arr[1]} gives foobar, ${arr[2]} gives derp derp etc. txt command. g. The Zsh FAQ offers more reasons to use Zsh. Mar 10, 2023 · To read all lines into an array, also considering empty lines and the non-line made of the bytes after the last newline if any and loop over it, that becomes quite awkward, you could use a helper function: Jun 11, 2026 · Associate arrays are the equivalent of hash maps or dictionaries in many other programming languages: unlike arrays, they can use string keys, and these don't necessary have an order. Jul 19, 2022 · There is one for zsh called mapfile, but it's a module and must be loaded to use, and it's not a function unlike readarray. Like the title says. lotojhi, hbgv, ioy, 9r, mz6crwi, xu, xtrwm9, ty, magrvdx, m8,