Erlang List duplicate Method

Erlang List

Return a list containing the copies of Elem repeated N times.

Syntax

duplicate(N, Elem)

Parameter

• N −The number of times the element needs to be repeated in the list.

• Elem −The element that needs to be repeated in the list.

Return Value

Return a new list with the element repeated N times.

-module(helloworld).　
-import(lists,[duplicate/2]).　
-export([start/0]).　
start()　->　
　　　Lst1　= duplicate(5,1,　
　　　io:fwrite("~w~n",[Lst1]).

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

[1,1,1,1,1]

Erlang List