Also hd, which takes the head of the list. Allen Madsen http://www.allenmadsen.com
On Thu, Apr 20, 2017 at 12:44 PM, OvermindDL1 <[email protected]> wrote: > Two things: > 1. The `List` module already has a `List.first/1`. > 2. Not all enumerables have a concept of ordering, like a map, so I'm not > sure an Enum version of such a thing makes conceptual sense? > > On Thursday, April 20, 2017 at 10:33:11 AM UTC-6, Sam Davies wrote: >> >> When working with collections it's often convenient to grab the first >> element that comes to hand. I find myself writing this a lot: >> >> `Enum.take(collection, 1)` or `Enum.at(collection, 0)` >> >> How about a function `Enum.take/1` which takes only the collection and >> returns the "first" value (I avoid naming it `Enum.first/1` since some >> collections may not have any concept of ordering). >> > -- > 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 [email protected]. > To view this discussion on the web visit https://groups.google.com/d/ > msgid/elixir-lang-core/69a0953e-07b3-4cc6-8cc0- > bee718337ea5%40googlegroups.com > <https://groups.google.com/d/msgid/elixir-lang-core/69a0953e-07b3-4cc6-8cc0-bee718337ea5%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > 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 [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elixir-lang-core/CAK-y3CudfVhAi6f2wutBfHA5W8Yb8_T57iJw%3D4_qpgKJ3a3njw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
