Enum.fetch! returns simply the item itself. http://elixir-lang.org/docs/master/elixir/Enum.html#fetch!/2
fetch returns the tuples. On Monday, July 18, 2016 at 11:55:08 AM UTC-4, eksperimental wrote: > > it doesn't (other than one returns a tuple and another the element > itself), > but same thing as Myron Marston mentioned, > it is useful when used in pipelines. > > If we decide not to included. We should mention that in the at/3 docs. > > > On Mon, 18 Jul 2016 17:33:24 +0200 > José Valim <jose....@plataformatec.com.br <javascript:>> wrote: > > > How Enum.at!/2 would be different from Enum.fetch!/2? > > > > > > > > *José Valim* > > www.plataformatec.com.br > > Skype: jv.ptec > > Founder and Director of R&D > > > > On Mon, Jul 18, 2016 at 5:28 PM, eksperimental > > <eksper...@autistici.org <javascript:>> wrote: > > > > > Hi everyone. > > > I think if we have Enum.at/3 we should also have Enum.at!/2 > > > > > > as with Enum.at/3 there is no way to guarantee that certain index > > > doesn't exist, since the default value could be contained in any of > > > the indexes. > > > > > > The only option is to use Enum.fetch!/2 > > > > > > what do you guys think of this? > > > > > > -- > > > You received this message because you are subscribed to the Google > > > Groups "elixir-lang-core" group. > > > To unsubscribe from this group and stop receiving emails from it, > > > send an email to elixir-lang-co...@googlegroups.com <javascript:>. > > > To view this discussion on the web visit > > > > https://groups.google.com/d/msgid/elixir-lang-core/20160718222830.4f1c21d4.eksperimental%40autistici.org > > > > . > > > For more options, visit https://groups.google.com/d/optout. > > > > > > > -- You received this message because you are subscribed to the Google Groups "elixir-lang-core" group. To unsubscribe from this group and stop receiving emails from it, send an email to elixir-lang-core+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/elixir-lang-core/a89c6152-f54f-4f92-857e-0c194fdc0e3f%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.