shell函数固定传参和不限参数传参高级用法

#!/bin/bash
#use: $0 10 20 30

function func(){
    local num=$@
    #printf "$num\n"
    for i in $num
    do
        echo "$i"
    done
}
func $1 $2 $3

#!/bin/bash
#use: $0 10 20 30 40 50 60 ......

NUM=$@

function func(){
    local num=$@
    #printf "$num\n"
    for i in $num
    do
        echo "$i"
    done
}
func $NUM