bash(>3) : getopts long options

gistfile1.sh

# Usage: local -A __opts=`_getOptsArray --hoge=fuga --age=uge`
#        to get the value: ${__opts["hoge"]}
function _getOptsArray() {
    local __name=''
    local __value=''
    local __declaration=''
    local -A __opts
    for OPT in "$@"
    do
        __name=${OPT%%=*}
        __name=${__name#--}
        [ -z "$__name" ] && continue
        __value=${OPT#*=}
        __declaration="$__declaration[\"$__name\"]=\"$__value\" "
    done
    
    __declaration="( $__declaration)"
    echo $__declaration
}

function main() {
    local -A __opts=`_getOptsArray --hoge=fuga --age=uge`
    echo ${!__opts[@]}
    echo ${__opts[@]}
}
main