optional ~master (2021-10-31T03:15:21.3959971)

OptionalChain.empty

optional oc OptionalChain
Undocumented in source. Be warned that the author may not have intended to support it.
  1. auto empty()
  2. auto empty()
    struct OptionalChain(T)
    static if(!(hasMember!(T, "empty")))
    auto
    empty
    ()

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