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markuman/redis+lua+time+random

Created October 1, 2015 19:31
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Nine Nine Nine 2/4
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redis+lua+time+random
127.0.0.1:6379> eval 'local seed = redis.call("TIME") return seed[1] .. "." .. seed[2]' 0
"1443727915.340182"
127.0.0.1:6379> eval 'local seed = redis.call("TIME") math.randomseed(tonumber(seed[1] .. "." .. seed[2])) return string.format("%f", math.random())' 0
"0.743658"
127.0.0.1:6379> eval 'local seed = redis.call("TIME") math.randomseed(tonumber(seed[1] .. "." .. seed[2])) return string.format("%f", math.random())' 0
"0.580878"
127.0.0.1:6379> eval 'local seed = redis.call("TIME") math.randomseed(tonumber(seed[1] .. "." .. seed[2])) return string.format("%f", math.random())' 0
"0.451681"
-- local seed = redis.call("TIME")
-- math.randomseed(tonumber(seed[1] .. "." .. seed[2]))
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