#!/bin/bash
arr=$@;
#echo ${arr[*]};
arr1=(a b c);
echo ${arr1[1]};
echo ${arr[1]};
#echo ${arr[1]};
for x in $arr;
do
echo $x;
done
for xx in $arr1;
do
echo $xx;
done
echo "********";
if (($#==0));
then
echo "none parameter";
elif (($#>=2));
then
tmp=$2;
echo ${#tmp};
echo $arr;
if ((${#tmp}<4));
then
echo "the length of the parameter must be greater four";
fi
fi
