How do I unset a variable in the fish shell?
FishFish Problem Overview
In bash I can unset a variable with
unset myvar
In fish I get
fish: Unknown command 'unset'
What's the equivalent for unset in fish.
Fish Solutions
Solution 1 - Fish
Fish uses options on the set
command to manipulate shell variables.
Unset a variable with the -e
or --erase
option.
set -e myvar
Additionally you can define a function
function unset
set --erase $argv
end
funcsave unset
or an abbreviation
abbr --add unset 'set --erase'
or an alias in ~/.config/fish/config.fish
alias unset 'set --erase'