shell 參數 解析

#example test.sh -param1 value1 -param2 value2

while [[ $# -gt 0 ]];
do
    case "$1" in
        -param1)
             shift;
             echo "the value of param1 is",$1
             shift
             ;;
        -param2)
             shift;
             echo "the value of param2 is",$1
             shift
             ;;
        *)
             echo "param error"
             echo "output help information"
             exit 1
             ;;
    esac

done

或者參考這篇博文中的短參數

https://www.cnblogs.com/yxzfscg/p/5338775.html