I didn’t mean it was clearly out or clearly in, but covers both and you can use the same function whichever way you want it to work.
—Andrew On February 3, 2024, Nick West <njwe...@gmail.com> wrote: On the semantic side, I respectfully disagree with Andrew that filter is clearly filter out or filter in, in common usage in both English and in German filter can easily imply either action in either direction, e.g. selection or removal (source: am native english speaker with english degree, german as second language). I’ve found filter to be a flimsy word in both JS and Elixir, am mildly relieved to find I’m not the only one On Sat, 3 Feb 2024 at 3:06 AM Andrew Timberlake <and...@andrewtimberlake.com> wrote: I doubt an alias will be accepted. > > What’s interesting is that Javascript doesn’t have select or reject, but > only filter. > Filter actually works exactly like you say it does in language (both > German and English) > > <what I want> = Enum.filter(& &1 == <select>) > <what I want> = Enum.filter(& &1 != <reject>) > > Just an observation > > —Andrew > > On February 3, 2024, Michael Neumann <michaelne...@gmail.com> wrote: > > Hi, > > I am proposing to add Enum.select as an alias for Enum.filter. > > Why? In my native language (German), when we talk about "filtering", its > exact meaning can be context dependent: > > - Water filter - Filters substances out of unclean water. (rejects all but > water) > - Particle filter - Rejects particles from a gas. Sometimes also called an > "air filter" > - Coffee drip filter - Rejects the coffee powder > > So it's not always clear what the filter rejects or selects. A *particle > filter*, *rejects* particles, while a *water filter* *selects* water (it > actually does not filter water, but dirty water). We also use the verb "to > filter out" (herausfiltern), which has the opposite meaning of "to filter". > > - This ambiguity in my native language, which likely also applies to > English, makes my brain sometimes spend unnecessary cycles. Dunno if it's > just me. > - Coming from Ruby, select seems to be a natural choice > - While we have Enum.reject, it's natural counterpart Enum.select is > missing. > > IMHO: > [:water, :bacteria] |> Enum.select(& &1 == :water) > > has higher chances to be understood well by beginners over: > > [:water, :bacteria] |> Enum.filter(& &1 == :water) > Regards, > Michael -- > 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/28f58f84-7666-4609-89a1-81d8835a0551n%40googlegroups.com > <https://groups.google.com/d/msgid/elixir-lang-core/28f58f84-7666-4609-89a1-81d8835a0551n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > -- > 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/CAOwN-EScg6FK6c3G0RMOvkhGUj0J3JRt%3DuEn9-qSzNNpmAe3xQ%40mail.gmail.com > <https://groups.google.com/d/msgid/elixir-lang-core/CAOwN-EScg6FK6c3G0RMOvkhGUj0J3JRt%3DuEn9-qSzNNpmAe3xQ%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- 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/CABdhv4Nx6uWDdckO2bevrXaE9wmPVEiTOrauGEOFY%3DHN24aBow%40mail.gmail.com <https://groups.google.com/d/msgid/elixir-lang-core/CABdhv4Nx6uWDdckO2bevrXaE9wmPVEiTOrauGEOFY%3DHN24aBow%40mail.gmail.com?utm_medium=email&utm_source=footer> . -- 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/CAOwN-ERGCKdJUBd3m%3DM%2BNjcyMQzTsUJ%2Bgzm3tKbmHHbWVgVC1Q%40mail.gmail.com.
