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Groups > comp.lang.java.programmer > #39952

Re: switch is shared declaration

From Arne Vajhøj <arne@vajhoej.dk>
Newsgroups comp.lang.java.programmer
Subject Re: switch is shared declaration
Date 2023-05-24 12:57 -0400
Organization A noiseless patient Spider
Message-ID <u4lfmo$311sp$1@dont-email.me> (permalink)
References <af8aa265-141f-4887-8bae-83a9b2a0f9c1n@googlegroups.com>

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On 5/24/2023 8:15 AM, e.d.pro...@gmail.com wrote:
> I don't use a lot of switches so I hadn't realized this but:
> this is invalid:
> if (1==1) {
>    String s;
> } else {
>    s = "1";
> }
> 
> but this is fine:
> switch (1) {
> case -1:
>    String s;
>    break;
> case 1:
>    s = "1";
>    break;
> }

The entire switch sort of has to be a single scope due to
fall through (no break) being valid.

Arne

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Thread

switch is shared declaration "e.d.pro...@gmail.com" <e.d.programmer@gmail.com> - 2023-05-24 05:15 -0700
  Re: switch is shared declaration Arne Vajhøj <arne@vajhoej.dk> - 2023-05-24 12:57 -0400
    Re: switch is shared declaration Arne Vajhøj <arne@vajhoej.dk> - 2023-05-24 13:16 -0400
    Re: switch is shared declaration "e.d.pro...@gmail.com" <e.d.programmer@gmail.com> - 2023-05-24 11:05 -0700
      Re: switch is shared declaration Michael Jung <miju@golem.phantasia.org> - 2023-05-28 12:57 +0200
  Re: switch is shared declaration Marcel Mueller <news.5.maazl@spamgourmet.org> - 2023-05-28 13:31 +0200
    Re: switch is shared declaration Eric Sosman <esosman@comcast-dot-net.invalid> - 2023-05-28 08:36 -0400
      Re: switch is shared declaration Marcel Mueller <news.5.maazl@spamgourmet.org> - 2023-05-28 15:16 +0200
        Re: switch is shared declaration Arne Vajhøj <arne@vajhoej.dk> - 2023-05-28 13:42 -0400
      Re: switch is shared declaration Arne Vajhøj <arne@vajhoej.dk> - 2023-05-28 13:43 -0400

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