Erlang - byte_size



This method returns the number of bytes contained in a Bitstring.

Syntax

byte_size(bitstring)

Parameters

  • bitstring − This is the btistring for which the number of bytes need to be determined.

Return Value

The method returns the number of bytes contained in a Bitstring.

For example

-module(helloworld). 
-export([start/0]). 

start() -> 
   io:fwrite("~p~n",[byte_size(<<1,2,3>>)]).

Output

When we run the above program we will get the following result.

3
erlang_bifs.htm
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