Shell Auto Completion

shell command line auto completion :内置变量请参考 unix坏境高级编程

# Enable auto-completionfunction _hosts() {    COMPREPLY=()    local cur=${COMP_WORDS[COMP_CWORD]};    local com=${COMP_WORDS[COMP_CWORD-1]};    case $com in        'ssh')            local hosts=($(cat /etc/AutoTab/hosts))            COMPREPLY=($(compgen -W '${hosts[@]}' -- $cur))            ;;    esac}complete -F _hosts ssh
Shell Auto Completion

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