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  3. POLL: Programming style - i++ vs. ++i

POLL: Programming style - i++ vs. ++i

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  • R Rick York

    I wish there was a neither option. I try to avoid both and use i += 1. Two reasons : I wrote a scripting engine and I saw little reason for the ++ and -- operators and did not include them. This got me into the habit of using the += and -= operators which I did include. Second reason - if, for some odd reason, the incrementer needs to change to a 2 it is easier. Actually, a macro or "const int" value for the incrementer is a better way to go which I prefer to use along with the += and -= operators. Bottom line - I prefer the += method to be as consistent as possible but that's just me. __________________________________________ a two cent stamp short of going postal.

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    Daniel Turini
    wrote on last edited by
    #15

    Rick York wrote: I saw little reason for the ++ and -- operators and did not include them You code in C**++** and do not see the need for the ++ operator? :omg::wtf: Yes, even I am blogging now!

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    • P peterchen

      After a batch of interviews, the second most notable thing is that where both ++i and i++ are possible, all candidates used i++ Having optimizied for older compilers I automatically opt for the "simpler" concept of ++i except where I explicitely need the postfix increment. (I now that it makes no difference to today's compilers, but it might still save some microseconds when compiling :rolleyes: ) so - Vote 5 if it's for(int i=0; i<n; ++i) , and Vote 1 if it's for(int i=0; i<n; i++) for you. if the "programming" in the title triggers a pawlowian in you, please vote 3


      we are here to help each other get through this thing, whatever it is Vonnegut jr.
      sighist || Agile Programming | doxygen

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      Lost User
      wrote on last edited by
      #16

      ++i is safe there but a bad habit in other places so I stick with i++. Elaine :rose: The tigress is here :-D

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      • J Jonathan de Halleux

        I use foreach. :) Jonathan de Halleux - My Blog

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        roel_
        wrote on last edited by
        #17

        Spoken with wisdom :)

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        • L Lost User

          ++i is safe there but a bad habit in other places so I stick with i++. Elaine :rose: The tigress is here :-D

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          peterchen
          wrote on last edited by
          #18

          Trollslayer wrote: but a bad habit in other places where? (never encountered one)


          we are here to help each other get through this thing, whatever it is Vonnegut jr.
          sighist || Agile Programming | doxygen

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          • C Christian Graus

            ++i, for sure. Although a compiler may optimise, it's in theory more efficient, and never less so. Christian I have drunk the cool-aid and found it wan and bitter. - Chris Maunder

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            peterchen
            wrote on last edited by
            #19

            exactly my thought - dunno why you were voted down...


            we are here to help each other get through this thing, whatever it is Vonnegut jr.
            sighist || Agile Programming | doxygen

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            • P peterchen

              After a batch of interviews, the second most notable thing is that where both ++i and i++ are possible, all candidates used i++ Having optimizied for older compilers I automatically opt for the "simpler" concept of ++i except where I explicitely need the postfix increment. (I now that it makes no difference to today's compilers, but it might still save some microseconds when compiling :rolleyes: ) so - Vote 5 if it's for(int i=0; i<n; ++i) , and Vote 1 if it's for(int i=0; i<n; i++) for you. if the "programming" in the title triggers a pawlowian in you, please vote 3


              we are here to help each other get through this thing, whatever it is Vonnegut jr.
              sighist || Agile Programming | doxygen

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              megaadam
              wrote on last edited by
              #20

              // real programmers use i = false ? 1 - i : 1 + i; :suss: _____________________________________ Action without thought is not action Action without emotion is not life

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              • P peterchen

                After a batch of interviews, the second most notable thing is that where both ++i and i++ are possible, all candidates used i++ Having optimizied for older compilers I automatically opt for the "simpler" concept of ++i except where I explicitely need the postfix increment. (I now that it makes no difference to today's compilers, but it might still save some microseconds when compiling :rolleyes: ) so - Vote 5 if it's for(int i=0; i<n; ++i) , and Vote 1 if it's for(int i=0; i<n; i++) for you. if the "programming" in the title triggers a pawlowian in you, please vote 3


                we are here to help each other get through this thing, whatever it is Vonnegut jr.
                sighist || Agile Programming | doxygen

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                David Wulff
                wrote on last edited by
                #21

                peterchen wrote: please vote 3 Won't that skew the results? I thought different levels of members got different vote weights. :~ FWIW I'm an i++ guy.


                David Wulff The Royal Woofle Museum

                Putting the laughter back into slaughter

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                • P peterchen

                  After a batch of interviews, the second most notable thing is that where both ++i and i++ are possible, all candidates used i++ Having optimizied for older compilers I automatically opt for the "simpler" concept of ++i except where I explicitely need the postfix increment. (I now that it makes no difference to today's compilers, but it might still save some microseconds when compiling :rolleyes: ) so - Vote 5 if it's for(int i=0; i<n; ++i) , and Vote 1 if it's for(int i=0; i<n; i++) for you. if the "programming" in the title triggers a pawlowian in you, please vote 3


                  we are here to help each other get through this thing, whatever it is Vonnegut jr.
                  sighist || Agile Programming | doxygen

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                  Antony M Kancidrowski
                  wrote on last edited by
                  #22

                  Strange for incrementing integers in for statements I use i++ For incrementing itterators I use ++it. Ant. I'm hard, yet soft.
                  I'm coloured, yet clear.
                  I'm fuity and sweet.
                  I'm jelly, what am I? Muse on it further, I shall return!
                  - David Williams (Little Britain)

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                  • RaviBeeR RaviBee

                    Memories... (my Mass license plate is VAX-VMS) :cool: Spent 8 very happy years @ Digital (when it was still Digital). /ravi My new year's resolution: 2048 x 1536 Home | Articles | Freeware | Music ravib@ravib.com

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                    Gary Wheeler
                    wrote on last edited by
                    #23

                    Indeed. I used to write entire applications in DCL :-O.


                    Software Zen: delete this;

                    RaviBeeR 1 Reply Last reply
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                    • G Gary Wheeler

                      Indeed. I used to write entire applications in DCL :-O.


                      Software Zen: delete this;

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                      RaviBee
                      wrote on last edited by
                      #24

                      Oh yeah! Remember the DEC Professional? They were kind enough to publish several of my DCL hacks. I recall (with awe) when DCL released with VMS 3.1 first offered the END IF clause. What power! :omg: /ravi My new year's resolution: 2048 x 1536 Home | Articles | Freeware | Music ravib@ravib.com

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                      • D Daniel Turini

                        Rick York wrote: I saw little reason for the ++ and -- operators and did not include them You code in C**++** and do not see the need for the ++ operator? :omg::wtf: Yes, even I am blogging now!

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                        Rick York
                        wrote on last edited by
                        #25

                        No, not in a scripting language that has no concept of objects. __________________________________________ a two cent stamp short of going postal.

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                        • P peterchen

                          exactly my thought - dunno why you were voted down...


                          we are here to help each other get through this thing, whatever it is Vonnegut jr.
                          sighist || Agile Programming | doxygen

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                          Christian Graus
                          wrote on last edited by
                          #26

                          I am ALWAYS voted down. Come to the soapbox if you want to find out why :P Christian I have drunk the cool-aid and found it wan and bitter. - Chris Maunder

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