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  3. What to call array indexing starting at 0 vs. 1 ?

What to call array indexing starting at 0 vs. 1 ?

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c++delphidatabasevisual-studiodata-structures
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  • M Maximilien

    Is there a technical term to say if an array starts at index 0 (e.g. C/C++) or 1 (e.g. pascal) ? Is it simply "0-based array" and "1 based array" ? Thanks.

    I'd rather be phishing!

    L Offline
    L Offline
    Lost User
    wrote on last edited by
    #21

    Maximilien wrote:

    Is there a technical term to say if an array starts at index 0 (e.g. C/C++) or 1 (e.g. pascal) ?

    The term is "array", and they start at index 0. There's a difference when talking about strings, not arrays.

    Bastard Programmer from Hell :suss: If you can't read my code, try converting it here[^]

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    • M Maximilien

      Is there a technical term to say if an array starts at index 0 (e.g. C/C++) or 1 (e.g. pascal) ? Is it simply "0-based array" and "1 based array" ? Thanks.

      I'd rather be phishing!

      G Offline
      G Offline
      glennPattonWork3
      wrote on last edited by
      #22

      Standard & Mutant ? why was Pascal 1 based? anyone know if Delphi is has one based arrays as it might explain some error generated by a test application I have to use?

      L 1 Reply Last reply
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      • N Nagy Vilmos

        Meh! Real men code with edlin.

        speramus in juniperus

        pkfoxP Offline
        pkfoxP Offline
        pkfox
        wrote on last edited by
        #23

        Real men code with Emacs and vi.

        We can’t stop here, this is bat country - Hunter S Thompson RIP

        P P 2 Replies Last reply
        0
        • M Maximilien

          Is there a technical term to say if an array starts at index 0 (e.g. C/C++) or 1 (e.g. pascal) ? Is it simply "0-based array" and "1 based array" ? Thanks.

          I'd rather be phishing!

          L Offline
          L Offline
          Lost User
          wrote on last edited by
          #24

          Let's call them Zeray and Oneray.

          1 Reply Last reply
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          • M Maximilien

            Is there a technical term to say if an array starts at index 0 (e.g. C/C++) or 1 (e.g. pascal) ? Is it simply "0-based array" and "1 based array" ? Thanks.

            I'd rather be phishing!

            R Offline
            R Offline
            Ravi Bhavnani
            wrote on last edited by
            #25

            Yes, zero-based and one-based indexing are correct terms. /ravi

            My new year resolution: 2048 x 1536 Home | Articles | My .NET bits | Freeware ravib(at)ravib(dot)com

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            • G glennPattonWork3

              Standard & Mutant ? why was Pascal 1 based? anyone know if Delphi is has one based arrays as it might explain some error generated by a test application I have to use?

              L Offline
              L Offline
              Lost User
              wrote on last edited by
              #26

              glennPattonWork wrote:

              why was Pascal 1 based?

              It's not, neither is Object-Pascal (Delphi). The type-definition of an array would contain the start-index and the end-index. One would use 0, obviously. Dynamic arrays start at 0. Even BASIC[^] starts at 0.

              Bastard Programmer from Hell :suss: If you can't read my code, try converting it here[^]

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              • N Nagy Vilmos

                Meh! Real men code with edlin.

                speramus in juniperus

                G Offline
                G Offline
                Gary Wheeler
                wrote on last edited by
                #27

                Real men code by staring intently at their powered-off, disconnected hard drive and visualize the magnetic bits into their proper alignment.

                Software Zen: delete this;

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                • N Nagy Vilmos

                  Meh! Real men code with edlin.

                  speramus in juniperus

                  J Offline
                  J Offline
                  jeron1
                  wrote on last edited by
                  #28

                  Nagy Vilmos wrote:

                  Real men code with edlin.

                  I said something like this to a younger colleague a few weeks ago, I got a 'deer in headlight' look as a response. God I'm old :(( .

                  1 Reply Last reply
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                  • N Nagy Vilmos

                    Meh! Real men code with edlin.

                    speramus in juniperus

                    F Offline
                    F Offline
                    Forogar
                    wrote on last edited by
                    #29

                    Quote:

                    Real men code with edlin.

                    oh yeah!

                    - I would love to change the world, but they won’t give me the source code.

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                    • N Nagy Vilmos

                      I believe the correct terms are right and wrong.

                      speramus in juniperus

                      C Offline
                      C Offline
                      CPallini
                      wrote on last edited by
                      #30

                      That was true before Lua appeared.

                      Veni, vidi, vici.

                      1 Reply Last reply
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                      • M Maximilien

                        Is there a technical term to say if an array starts at index 0 (e.g. C/C++) or 1 (e.g. pascal) ? Is it simply "0-based array" and "1 based array" ? Thanks.

                        I'd rather be phishing!

                        C Offline
                        C Offline
                        CPallini
                        wrote on last edited by
                        #31

                        Maximilien wrote:

                        Is it simply "0-based array" and "1-based array" ?

                        Yes.

                        Veni, vidi, vici.

                        1 Reply Last reply
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                        • N Nicholas Marty

                          I only have seen that in the Intellisense popup of some .NET function. Intellisense is all the documentation that I need. :laugh:

                          L Offline
                          L Offline
                          Lost User
                          wrote on last edited by
                          #32

                          Nicholas Marty wrote:

                          Intellisense is all the documentation that I need.

                          :~

                          Bastard Programmer from Hell :suss: If you can't read my code, try converting it here[^]

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                          • pkfoxP pkfox

                            Real men code with Emacs and vi.

                            We can’t stop here, this is bat country - Hunter S Thompson RIP

                            P Offline
                            P Offline
                            PIEBALDconsult
                            wrote on last edited by
                            #33

                            EDT

                            C R R 3 Replies Last reply
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                            • M Maximilien

                              Is there a technical term to say if an array starts at index 0 (e.g. C/C++) or 1 (e.g. pascal) ? Is it simply "0-based array" and "1 based array" ? Thanks.

                              I'd rather be phishing!

                              B Offline
                              B Offline
                              BillWoodruff
                              wrote on last edited by
                              #34

                              (0) The one true path to direct epiphanic experience of ineffable ecstasy in emptiness. (1) The Mother of All Lies, the Deceiver, the Abomination which is the Canker that rots the Soul from within. bill

                              Google CEO, Erich Schmidt: "I keep asking for a product called Serendipity. This product would have access to everything ever written or recorded, know everything the user ever worked on and saved to his or her personal hard drive, and know a whole lot about the user's tastes, friends and predilections." 2004, USA Today interview

                              pkfoxP 1 Reply Last reply
                              0
                              • B BillWoodruff

                                (0) The one true path to direct epiphanic experience of ineffable ecstasy in emptiness. (1) The Mother of All Lies, the Deceiver, the Abomination which is the Canker that rots the Soul from within. bill

                                Google CEO, Erich Schmidt: "I keep asking for a product called Serendipity. This product would have access to everything ever written or recorded, know everything the user ever worked on and saved to his or her personal hard drive, and know a whole lot about the user's tastes, friends and predilections." 2004, USA Today interview

                                pkfoxP Offline
                                pkfoxP Offline
                                pkfox
                                wrote on last edited by
                                #35

                                Scary stuff Bill :thumbsup:

                                We can’t stop here, this is bat country - Hunter S Thompson RIP

                                1 Reply Last reply
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                                • pkfoxP pkfox

                                  Real men code with Emacs and vi.

                                  We can’t stop here, this is bat country - Hunter S Thompson RIP

                                  P Offline
                                  P Offline
                                  parths
                                  wrote on last edited by
                                  #36

                                  I'm surprised no put thought of putting the obligatory XKCD[^] yet

                                  "It was when I found out I could make mistakes that I knew I was on to something." -Ornette Coleman "Philosophy is a study that lets us be unhappy more intelligently." -Anon.

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                                  • M Maximilien

                                    Is there a technical term to say if an array starts at index 0 (e.g. C/C++) or 1 (e.g. pascal) ? Is it simply "0-based array" and "1 based array" ? Thanks.

                                    I'd rather be phishing!

                                    E Offline
                                    E Offline
                                    ExcellentOrg
                                    wrote on last edited by
                                    #37

                                    Looks like you are on a journey of self discovery, lad!!!. Keep going and you will discover the mysterious world of Big Endian and Little Endian. But Beware, Do not rest until you cross the Byte Boundary, Word Boundary and Double Word boundary. Beyond that you will start to see some faint light from the tower 64. ------------------ - Wizard of O1

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                                    • N Nicholas Marty

                                      I only have seen that in the Intellisense popup of some .NET function. Intellisense is all the documentation that I need. :laugh:

                                      S Offline
                                      S Offline
                                      SortaCore
                                      wrote on last edited by
                                      #38

                                      Real men code with smoke signals and dances to the beer gods! EDIT: Just found http://gagabla.com/files/images/44_522b647487cdb.jpg[^]

                                      1 Reply Last reply
                                      0
                                      • N Nagy Vilmos

                                        Meh! Real men code with edlin.

                                        speramus in juniperus

                                        B Offline
                                        B Offline
                                        BugMakerPhil
                                        wrote on last edited by
                                        #39

                                        sure ! I've use edlin on MS-DOS, e on OS/2, etc... but in the 80' :laugh: now, Notepad++ fits to my needs

                                        If there is no solution, there is no problem !

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                                        • M Maximilien

                                          Is there a technical term to say if an array starts at index 0 (e.g. C/C++) or 1 (e.g. pascal) ? Is it simply "0-based array" and "1 based array" ? Thanks.

                                          I'd rather be phishing!

                                          D Offline
                                          D Offline
                                          daniel_bingamon
                                          wrote on last edited by
                                          #40

                                          "0-based array" is called an "offset". "1-based array" could be called "displayable index"

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