Erlang file file_size method

Erlang Files

This method is used to determine the size of the file. This method isfilelibPart of the library.

Syntax

file_size(filename)

Parameter

• filename −This is the filename that needs to be determined in size.

Return Value

A number representing the file size.

-module(helloworld).　
-export([start/0]).　
start()　->　
　　　io:fwrite("~w~n",[filelib:file_size("Renamed　file.txt")]).

The file size will be displayed based on the content of the file. If the file contains the text 'Example', the output will be7.

Erlang Files