lua-redisGet hash value using hget

local redis = (require 'redis').connect('127.0.0.1', 6379)
redis:hget('hash_test', 'a')ctrl + cyoutubegithub

`require 'redis'` load Redis module for Lua	`connect` connect to Redis server
`'127.0.0.1', 6379` Redis host and port to connect to	`hash_test` hash name
`'a'` key name	`hget` returns specified key value for a given hash

local redis = (require 'redis').connect('127.0.0.1', 6379)
print(redis:hget('htst', 'a'))