#!/bin/bash
 
echo "shell定义字典"
#必须先声明
declare -A dic
dic=([key1]="value1" [key2]="value2" [key3]="value3")
 
#打印指定key的value
echo ${dic["key1"]}
#打印所有key值
echo ${!dic[*]}
#打印所有value
echo ${dic[*]}
 
#遍历key值
for key in $(echo ${!dic[*]})
do
        echo "$key : ${dic[$key]}"
done
 
echo "shell定义数组"