shell数组实和变量扩展实现key-value设计

#!/bin/bash
app_list=(
	"name":"liwanliang"
	"age":"30"
	"address":"wuxi"
)

show_app_kv(){
	for app in ${app_list[*]}
	do
		echo -ne "key:${app%:*},"
		echo "value:${app#*:}"
	done
}
show_app_kv

功能比较弱，不如直接用Python哈