In Lua, you don’t have a built-in function to directly check if a directory exists, so you often rely on the Lua File System (lfs) library, a popular third-party library for file operations.
Lua doesn’t have built-in functionality for temporary files, but you can roll out your own solution using the os and io libraries.
os
io
Let’s check out how to read a text file line by line and then all at once.
Here’s the skinny on grabbing those arguments in Lua.
In Lua, working with files for writing is straightforward.
In Lua, writing to stderr can be achieved using the io.stderr:write() function.
io.stderr:write()