로딩...
zsh
shell-script
string
if [[ "A" = "" ]]; [then](then)
fi
if [[ "A" != "" ]]; then
fi
if [[ -z "$TMUX" ]]; then
fi
- n : non-zero length
- z : length
zsh
if [[ "A" = "" ]]; [then](then)
fi
if [[ "A" != "" ]]; then
fi
if [[ -z "$TMUX" ]]; then
fi