লুয়া ফাইল সিস্টেম

local file = io.open("./api/document.txt", "r")

if file then
  local data = file:read("*a")

  print(data)

  file:close()
end

local file = io.open("./api/document.txt", "r")

if file then
  local data = file:read("*a")

  file:close()

  print(data)
end

local file = io.open("./api/document.txt", "r")

if file then
  file:close()

  print(file:read("*a") == nil)
end

local file = "./api/document.txt"

os.remove(file)

print("file delete successful")

local file = io.open("./api/document.txt", "w")

if file then
  file:write("প্রোগ্রামিং শিখুন - প্রোগ্রামিং দিয়ে আপনার ক্যারিয়ার গড়ুন")
  file:close()

  print("file writing successful")
end

local file = io.open("./api/document.txt", "r")

print(file ~= nil)

if file then
  file:close()
end

local file = io.open("./api/document.txt", "rb")

if file then
  local size = file:seek("end")

  file:close()

  print(size)
end