нижний регистр Луа
myString = myString:lower()
-- or
myString = string.lower(myString)
Graceful Gull
myString = myString:lower()
-- or
myString = string.lower(myString) -- convert a string to upper case
local s = 'hello world' s = s:upper()
--> 'HELLO WORLD'
-- convert a string to lower case local s = 'HELLO WORLD'
s = s:lower()
--> 'hello world'