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  4. Gem... As time goes by..

Gem... As time goes by..

Scheduled Pinned Locked Moved The Weird and The Wonderful
ruby
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  • V virang_21

    private string GetTime(string strShiftCode, string strTime)
    {
    string strReturn = "";

                switch (strTime)
                {
                    case "01":
                        strReturn = "AM";
                        break;
                    case "02":
                        strReturn = "AM";
                        break;
                    case "03":
                        strReturn = "AM";
                        break;
                    case "04":
                        strReturn = "AM";
                        break;
                    case "05":
                        strReturn = "AM";
                        break;
                    case "06":
                        strReturn = "AM";
                        break;
                    case "07":
                        strReturn = "AM";
                        break;
                    case "08":
                        strReturn = "AM";
                        break;
                    case "09":
                        strReturn = "AM";
                        break;
                    case "10":
                        strReturn = "AM";
                        break;
                    case "11":
                        strReturn = "AM";
                        break;
                    case "12":
                        strReturn = "PM";
                        break;
                    case "13":
                        strReturn = "PM";
                        break;
                    case "14":
                        strReturn = "PM";
                        break;
                    case "15":
                        strReturn = "PM";
                        break;
                    case "16":
                        strReturn = "PM";
                        break;
                    case "17":
                        strReturn = "PM";
                        break;
                    case "18":
                        strReturn = "PM";
                        break;
                    case "19":
                        strReturn = "PM
    
    L Offline
    L Offline
    Lost User
    wrote on last edited by
    #21

    The AM/PM suffix only makes sense on a 12-hour system, not a 24-hour clock. If you use an 24-hours based day, you already know whether the time is in the morning or evening. Otherwise, the 8 O'Clock needs the AM/PM suffix to discriminate between 8:00 (8 AM) and 20:00 (8 PM). It's a ridiculous format, and that mistake is as grave as the function is coded. It'd be best to use the date-format as specified in the users' settings, or to use a predefined format. Making up your own format requires owning a country.

    Bastard Programmer from Hell :suss:

    A 1 Reply Last reply
    0
    • L Lost User

      The AM/PM suffix only makes sense on a 12-hour system, not a 24-hour clock. If you use an 24-hours based day, you already know whether the time is in the morning or evening. Otherwise, the 8 O'Clock needs the AM/PM suffix to discriminate between 8:00 (8 AM) and 20:00 (8 PM). It's a ridiculous format, and that mistake is as grave as the function is coded. It'd be best to use the date-format as specified in the users' settings, or to use a predefined format. Making up your own format requires owning a country.

      Bastard Programmer from Hell :suss:

      A Offline
      A Offline
      Albert Holguin
      wrote on last edited by
      #22

      Eddy Vluggen wrote:

      The AM/PM suffix only makes sense on a 12-hour system

      true :thumbsup:

      1 Reply Last reply
      0
      • B BobJanova

        That is quite spectacularly bad. - Unused parameter - Misnamed function (it is getting the hour part suffix, not Time) - Using strings to manage date/time info, and relying on the exact string (i.e. 2 != 02) - Incorrect coding or non-standard representation (01-24 instead of 00-23) - Duplicating framework functionality (myDateTime.ToString("hh tt")) - Repeat code in case blocks instead of a single test for all included conditions Anyone spot any more?

        L Offline
        L Offline
        Lilith C
        wrote on last edited by
        #23

        BobJanova wrote:

        Anyone spot any more?

        No need to set a string to return from the function. A simple return "AM"; or return "PM"; would suffice.

        I'm not a programmer but I play one at the office

        B 1 Reply Last reply
        0
        • V virang_21

          private string GetTime(string strShiftCode, string strTime)
          {
          string strReturn = "";

                      switch (strTime)
                      {
                          case "01":
                              strReturn = "AM";
                              break;
                          case "02":
                              strReturn = "AM";
                              break;
                          case "03":
                              strReturn = "AM";
                              break;
                          case "04":
                              strReturn = "AM";
                              break;
                          case "05":
                              strReturn = "AM";
                              break;
                          case "06":
                              strReturn = "AM";
                              break;
                          case "07":
                              strReturn = "AM";
                              break;
                          case "08":
                              strReturn = "AM";
                              break;
                          case "09":
                              strReturn = "AM";
                              break;
                          case "10":
                              strReturn = "AM";
                              break;
                          case "11":
                              strReturn = "AM";
                              break;
                          case "12":
                              strReturn = "PM";
                              break;
                          case "13":
                              strReturn = "PM";
                              break;
                          case "14":
                              strReturn = "PM";
                              break;
                          case "15":
                              strReturn = "PM";
                              break;
                          case "16":
                              strReturn = "PM";
                              break;
                          case "17":
                              strReturn = "PM";
                              break;
                          case "18":
                              strReturn = "PM";
                              break;
                          case "19":
                              strReturn = "PM
          
          S Offline
          S Offline
          Spectre_001
          wrote on last edited by
          #24

          Or... Assuming the string has only military time with no date:

          string strReturn = DateTime.Parse(DateTime.MinValue.ToString("MM/dd/yyyy ") + strTime).ToString("tt");

          If it has date and time:

          string strReturn = DateTime.Parse(strTime).ToString("tt");

          Kevin Rucker, Application Programmer QSS Group, Inc. United States Coast Guard OSC Kevin.D.Rucker@uscg.mil "Programming is an art form that fights back." -- Chad Hower

          1 Reply Last reply
          0
          • V virang_21

            private string GetTime(string strShiftCode, string strTime)
            {
            string strReturn = "";

                        switch (strTime)
                        {
                            case "01":
                                strReturn = "AM";
                                break;
                            case "02":
                                strReturn = "AM";
                                break;
                            case "03":
                                strReturn = "AM";
                                break;
                            case "04":
                                strReturn = "AM";
                                break;
                            case "05":
                                strReturn = "AM";
                                break;
                            case "06":
                                strReturn = "AM";
                                break;
                            case "07":
                                strReturn = "AM";
                                break;
                            case "08":
                                strReturn = "AM";
                                break;
                            case "09":
                                strReturn = "AM";
                                break;
                            case "10":
                                strReturn = "AM";
                                break;
                            case "11":
                                strReturn = "AM";
                                break;
                            case "12":
                                strReturn = "PM";
                                break;
                            case "13":
                                strReturn = "PM";
                                break;
                            case "14":
                                strReturn = "PM";
                                break;
                            case "15":
                                strReturn = "PM";
                                break;
                            case "16":
                                strReturn = "PM";
                                break;
                            case "17":
                                strReturn = "PM";
                                break;
                            case "18":
                                strReturn = "PM";
                                break;
                            case "19":
                                strReturn = "PM
            
            E Offline
            E Offline
            Eugene Lepekhin
            wrote on last edited by
            #25

            your solution is different from original. What if the parameter string is not a number or number any other than one in switch? The original will return empty string while yours - eather throw or return PM instead.

            V 1 Reply Last reply
            0
            • E Eugene Lepekhin

              your solution is different from original. What if the parameter string is not a number or number any other than one in switch? The original will return empty string while yours - eather throw or return PM instead.

              V Offline
              V Offline
              virang_21
              wrote on last edited by
              #26

              I know what you mean mate... the solution I put was just to show that whole function can be redundant. If I have to code it I will make sure of all exception and validations on client and server...

              Zen and the art of software maintenance : rm -rf * Math is like love : a simple idea but it can get complicated.

              1 Reply Last reply
              0
              • V virang_21

                private string GetTime(string strShiftCode, string strTime)
                {
                string strReturn = "";

                            switch (strTime)
                            {
                                case "01":
                                    strReturn = "AM";
                                    break;
                                case "02":
                                    strReturn = "AM";
                                    break;
                                case "03":
                                    strReturn = "AM";
                                    break;
                                case "04":
                                    strReturn = "AM";
                                    break;
                                case "05":
                                    strReturn = "AM";
                                    break;
                                case "06":
                                    strReturn = "AM";
                                    break;
                                case "07":
                                    strReturn = "AM";
                                    break;
                                case "08":
                                    strReturn = "AM";
                                    break;
                                case "09":
                                    strReturn = "AM";
                                    break;
                                case "10":
                                    strReturn = "AM";
                                    break;
                                case "11":
                                    strReturn = "AM";
                                    break;
                                case "12":
                                    strReturn = "PM";
                                    break;
                                case "13":
                                    strReturn = "PM";
                                    break;
                                case "14":
                                    strReturn = "PM";
                                    break;
                                case "15":
                                    strReturn = "PM";
                                    break;
                                case "16":
                                    strReturn = "PM";
                                    break;
                                case "17":
                                    strReturn = "PM";
                                    break;
                                case "18":
                                    strReturn = "PM";
                                    break;
                                case "19":
                                    strReturn = "PM
                
                M Offline
                M Offline
                Mark_Wallace
                wrote on last edited by
                #27

                You should focus on making it future-proof.

                I wanna be a eunuchs developer! Pass me a bread knife!

                1 Reply Last reply
                0
                • P PIEBALDconsult

                  Yes, different notations for the same timepoint.

                  L Offline
                  L Offline
                  Lost User
                  wrote on last edited by
                  #28

                  Same timepoint, but different datepoint ;)

                  G 1 Reply Last reply
                  0
                  • L Lost User

                    Same timepoint, but different datepoint ;)

                    G Offline
                    G Offline
                    GenJerDan
                    wrote on last edited by
                    #29

                    The Army (at least) took 2400 as the end of the day...and never acknowledged 0000 as existing. :p

                    So I rounded up my camel Just to ask him for a smoke He handed me a Lucky, I said "Hey, you missed the joke." My Mu[sic] My Films My Windows Programs, etc.

                    J 1 Reply Last reply
                    0
                    • G GenJerDan

                      The Army (at least) took 2400 as the end of the day...and never acknowledged 0000 as existing. :p

                      So I rounded up my camel Just to ask him for a smoke He handed me a Lucky, I said "Hey, you missed the joke." My Mu[sic] My Films My Windows Programs, etc.

                      J Offline
                      J Offline
                      James Lonero
                      wrote on last edited by
                      #30

                      Then one second after that would be 240001 or 000001?

                      G 1 Reply Last reply
                      0
                      • J James Lonero

                        Then one second after that would be 240001 or 000001?

                        G Offline
                        G Offline
                        GenJerDan
                        wrote on last edited by
                        #31

                        000001 But we just started the new logs at 0001Z. That minute inbetween was just ignored. Actually, come to think of it, we never used 2400Z, either. The day ended at 2359Z and the next started at 0001Z. :p

                        So I rounded up my camel Just to ask him for a smoke He handed me a Lucky, I said "Hey, you missed the joke." My Mu[sic] My Films My Windows Programs, etc.

                        1 Reply Last reply
                        0
                        • P PIEBALDconsult

                          ISO 8601 allows 24:00 as the end of the day, so it would be PM; AM starts at 00:00 (not that ISO 8601 recognizes AM/PM of course).

                          S Offline
                          S Offline
                          Steve Burchett
                          wrote on last edited by
                          #32

                          If you are dealing with instantaneity, 12:00:00 and 24:00:00 (or 0:00:00, if you prefer) are neither AM nor PM: the first is Noon and the second is Midnight.

                          Just think of it as evolution in action.

                          1 Reply Last reply
                          0
                          • L Lilith C

                            BobJanova wrote:

                            Anyone spot any more?

                            No need to set a string to return from the function. A simple return "AM"; or return "PM"; would suffice.

                            I'm not a programmer but I play one at the office

                            B Offline
                            B Offline
                            BobJanova
                            wrote on last edited by
                            #33

                            That's not really so much a horror as a stylistic choice, though one which I would also change as you have suggested there. Some people say that a single point of return is better because you don't have to look through the whole function to find escape points, and though I disagree with that (for one thing your function should be short enough it isn't a problem) I can see what they're getting at.

                            L 1 Reply Last reply
                            0
                            • B BobJanova

                              That's not really so much a horror as a stylistic choice, though one which I would also change as you have suggested there. Some people say that a single point of return is better because you don't have to look through the whole function to find escape points, and though I disagree with that (for one thing your function should be short enough it isn't a problem) I can see what they're getting at.

                              L Offline
                              L Offline
                              Lilith C
                              wrote on last edited by
                              #34

                              I disagree with the single point of return as well. To me it requires some degree of convoluting the code just to reach that point. I tried that approach for a while but I found myself having to add code rather than getting straight to the purpose of it. But then I've always tried to avoid having to take those few extra CPU cycles to get from point A to point B if point A++ gets the job done faster.

                              I'm not a programmer but I play one at the office

                              1 Reply Last reply
                              0
                              • E Estys

                                It's also wrong : "24" is "AM" :) Cheers

                                If you can read this, you don't have Papyrus installed

                                K Offline
                                K Offline
                                krumia
                                wrote on last edited by
                                #35

                                But there is a fix for that issue...

                                string ampm = GetTime("Blahblahblah", strTime);

                                if (strTime = "24" && ampm = "PM")
                                {
                                ampm = "AM";
                                }

                                See! It's easy. ;P

                                1 Reply Last reply
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