function md5_sumhexa(k)
local md5_core = require "md5.core"
k = md5_core.sum(k)
return (string.gsub(k, ".",
function (c)
return string.format("%02x", string.byte(c))
end
)
)
end
print(md5_sumhexa("Hello World!"))
md5.core.dll 是Windows平台二进制文件,下载地址:http://pan.baidu.com/s/1dDGkQ7B