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  4. Nice usage of foreach

Nice usage of foreach

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  • L Luc Pattyn

    What is horrible about giving preferential treatment to the first user? By the time the app has more users, they probably will have introduced a new keyword yielding some attention to more recent customers... :)

    Luc Pattyn [Forum Guidelines] [My Articles]


    - before you ask a question here, search CodeProject, then Google - the quality and detail of your question reflects on the effectiveness of the help you are likely to get - use the code block button (PRE tags) to preserve formatting when showing multi-line code snippets


    J Offline
    J Offline
    Jeremy Tierman
    wrote on last edited by
    #9

    Just as long as it isn't alphabetical...I got tired of being at the end of the line in Elementary :-\

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    • M Marc Clifton

      You're sure it wasn't something like this?

      foreach (User user in users)
      {
      yield return user;
      }

      Marc

      Available for consulting and full time employment. Contact me. Interacx

      R Offline
      R Offline
      Rob Grainger
      wrote on last edited by
      #10

      I think Luc may have been hinting at this - he'd better remember not to make such hints so subtle next time... "they probably will have introduced a new keyword yielding some attention to more recent customers..."

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      • R Rob Grainger

        I think Luc may have been hinting at this - he'd better remember not to make such hints so subtle next time... "they probably will have introduced a new keyword yielding some attention to more recent customers..."

        L Offline
        L Offline
        Luc Pattyn
        wrote on last edited by
        #11

        :thumbsup:

        Luc Pattyn [Forum Guidelines] [My Articles]


        - before you ask a question here, search CodeProject, then Google - the quality and detail of your question reflects on the effectiveness of the help you are likely to get - use the code block button (PRE tags) to preserve formatting when showing multi-line code snippets


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        • R Rob Grainger

          I think Luc may have been hinting at this - he'd better remember not to make such hints so subtle next time... "they probably will have introduced a new keyword yielding some attention to more recent customers..."

          P Offline
          P Offline
          PIEBALDconsult
          wrote on last edited by
          #12

          Party pooper.

          L 1 Reply Last reply
          0
          • P PIEBALDconsult

            Party pooper.

            L Offline
            L Offline
            Luc Pattyn
            wrote on last edited by
            #13

            :thumbsup::thumbsup:

            Luc Pattyn [Forum Guidelines] [My Articles]


            - before you ask a question here, search CodeProject, then Google - the quality and detail of your question reflects on the effectiveness of the help you are likely to get - use the code block button (PRE tags) to preserve formatting when showing multi-line code snippets


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            • A Andrew Chan

              I once saw a programmer write this. foreach (User user in users) { return user; } :laugh:

              S Offline
              S Offline
              Soundman32 2
              wrote on last edited by
              #14

              I have seen this when the array doesn't contain a indexing property. return users[0]; // Doesn't work I seem to remember this being the default behaviour for non generic Lists in early .net (2?).

              J 1 Reply Last reply
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              • S Soundman32 2

                I have seen this when the array doesn't contain a indexing property. return users[0]; // Doesn't work I seem to remember this being the default behaviour for non generic Lists in early .net (2?).

                J Offline
                J Offline
                JasonPSage
                wrote on last edited by
                #15

                I've seen that - and I've also done this "kludge" when I literally didn't have time to look it up: e.g. Must get done fast, bigger fish to fry.. this works - move on. Not ideal - but - depends what's going on.. schedule.. time constraints. It's still readable at least. --Jason

                Know way to many languages... master of none!

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                • M Marc Clifton

                  You're sure it wasn't something like this?

                  foreach (User user in users)
                  {
                  yield return user;
                  }

                  Marc

                  Available for consulting and full time employment. Contact me. Interacx

                  L Offline
                  L Offline
                  Lost User
                  wrote on last edited by
                  #16

                  hey 10x for teling abt yield operator

                  Ravie Busie Coding is my birth-right and bugs are part of feature my code has!

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                  • J J4amieC

                    IEnumerable.FirstOrDefault[^] aside of course.

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                    C Offline
                    cpkilekofp
                    wrote on last edited by
                    #17

                    J4amieC wrote:

                    IEnumerable.FirstOrDefault[^] aside of course.

                    If, in fact, you are using .NET 3.5, as otherwise this doesn't exist.

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                    • P PIEBALDconsult

                      If users provides only the IEnumerable interface then you kinda have to do that. We'd need to see more of the code to determine just how horrible it is.

                      D Offline
                      D Offline
                      dojohansen
                      wrote on last edited by
                      #18

                      Ouch, you sure stepped in the salad! That code necessarily returns the first item in enumerating "users". Had it been a yield return things would be different though.

                      P 1 Reply Last reply
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                      • D dojohansen

                        Ouch, you sure stepped in the salad! That code necessarily returns the first item in enumerating "users". Had it been a yield return things would be different though.

                        P Offline
                        P Offline
                        PIEBALDconsult
                        wrote on last edited by
                        #19

                        Ummm... yeah, so? :confused:

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