|
random_string = function(n)
|
|
-- generate a random string of length n
|
|
local result = {}
|
|
local nchars = #Random_string_chars
|
|
for i=1,n do
|
|
local idx = math.random(1, nchars)
|
|
table.insert(result, Random_string_chars:sub(idx, idx))
|
|
end
|
|
return table.concat(result)
|
|
end |