Erlang abs method

Numbers in Erlang

This method returns the absolute value of the specified number.

Syntax

abs(X)

Parameter

X-Specify a value for the absolute value function.

Return Value

The return value is the absolute value of a number.

-module(helloworld).　
-export([start/).　
start()　->
　　　Aabs = abs(-3.14),　
　　　io:fwrite("~p~n",[Aabs]).

When we run the above program, we will get the following results.

3.14

Numbers in Erlang