io.tmpfile
Lua function io.tmpfile Summary Returns a handle to a temporary file Prototype `f = io.tmpfile ()` Description `Returns a handle to a temporary file, opened in update mode. Automatically removed when the program ends.
    f = io.tmpfile () -- open temporary file
    f:write ("some data here")  -- write to it
    f:seek ("set", 0) -- back to start
    s = f:read ("*a")  -- read all of it back in
    print (s)  -- print out
    f:close ()  -- close file

    -->

    some data here
` See Also ... Topics Lua base functions Lua bc (big number) functions Lua bit manipulation functions Lua coroutine functions Lua debug functions Lua io functions Lua math functions Lua os functions Lua package functions Lua PCRE regular expression functions Lua script extensions Lua string functions Lua table functions Lua utilities Scripting Lua functions f:close (Closes a file) f:flush (Flushes outstanding data to disk) f:lines (Returns an iterator function for reading the file line-by-line) f:read (Reads the file according to the specified formats) f:seek (Sets and gets the current file position) f:setvbuf (Sets the buffering mode for an output file) f:write (Writes to a file) io.close (Closes a file) io.flush (Flushes outstanding data to disk for the default output file) io.input (Opens filename for input in text mode) io.lines (Returns an iterator function for reading a named file line-by-line) io.open (Opens a file) io.output (Opens a file for output) io.popen (Creates a pipe and executes a command) io.read (Reads from the default input file) io.stderr (File handle for standard error file) io.stdin (File handle for standard input file) io.stdout (File handle for standard output file) io.type (Returns type of file handle) io.write (Writes to the default output file) (Help topic: lua=io.tmpfile) Documentation contents page