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A New Chapter for MagicMirror: The Community Takes the Lead
Read the statement by Michael Teeuw here.

read csv-data and put it in an array

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  • S Offline
    sdetweil @Perlchamp
    last edited by Apr 30, 2020, 7:18 PM

    @Perlchamp

    [{"
    

    array [ of objects {}, {}. {} ]
    the names of the object elements are the names of the columns (row 1 in the csv)

    Sam

    How to add modules

    learning how to use browser developers window for css changes

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    • P Offline
      Perlchamp
      last edited by Apr 30, 2020, 7:25 PM

      @sdetweil said in read csv-data and put it in an array:

      the names of the object elements are the names of the columns (row 1 in the csv)

      yes i know.
      i thought it’s an dictionairy and not an array. but it’s ok …

      S 1 Reply Last reply Apr 30, 2020, 7:26 PM Reply Quote 0
      • S Offline
        sdetweil @Perlchamp
        last edited by Apr 30, 2020, 7:26 PM

        @Perlchamp the [ (open square bracket) means array in javascript

        the array can be numbers, strings or objects (open squiggly bracket)

        Sam

        How to add modules

        learning how to use browser developers window for css changes

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        • P Offline
          Perlchamp
          last edited by Apr 30, 2020, 11:04 PM

          status:
          i wanted to “play” with the jsonArray, but things like jsonArray[“birth”][0] or jsonArray.birth[3] will not be accepted, although it is listed in many websites … i try and try and read and read, but in the moment no solution. the parameter “length” count the number of letters and numbers ?
          then I will have to deal with moment () first …

          S 1 Reply Last reply Apr 30, 2020, 11:22 PM Reply Quote 0
          • S Offline
            sdetweil @Perlchamp
            last edited by sdetweil Apr 30, 2020, 11:34 PM Apr 30, 2020, 11:22 PM

            @Perlchamp u did not show the code, so I will call the output of the csvtojson() birthday_info

            example of how to navigate the json data

            in module there would be no ‘var’ cause of the way the modulename and helper are packaged inside object

            // if not using numbers but month names 
            // make indexOf return 1-12, not 0-11 (dummy thing never matched 1st)
            // fix this with your language abbreviations
            // usually in lower case, then always convert data to lowercase for compare to prevent having users remember to get the case right
            var months= ["0", "jan","feb","mar"...."dec"]
            
            var today_day_month = moment().format("DDMM")
            // today would be "3004"
            // tomorrow will be "0105"
            // loop thru the array of birthday info from file, one 'row' per birthday
            
            for(var birthday of birthday_info) {
                 // get the day/month string in numbers to match output of moment()
                 // get the last 2 chars of the day and month with a 0 on front.. 01-09, 12, ---31, or 01-09,10/11/12
                 if( ("0"+birthday.Geburtstag).subString(-2)+("0"+months.indexOf(birthday.Geburtsmonat.toLowerCase())).subString(-2) 
                                     == today_month_day) {
                     // this birthday is for today
                        condole.log(" birthday on "+ today_day _month+" is for "+birthday.Name);
                 } 
            }
            
            ``

            Sam

            How to add modules

            learning how to use browser developers window for css changes

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            • P Offline
              Perlchamp
              last edited by Perlchamp Apr 30, 2020, 11:38 PM Apr 30, 2020, 11:34 PM

              i didn’t post the code, because it only was a status-info …
              but here is the code. i think i will first try alone. if there any questions i will post them.
              here is my array:

              [{"birth":"12.09.1967", "name":"Otto Billing"},{...}]
              

              many thanks in advance

              S 1 Reply Last reply Apr 30, 2020, 11:37 PM Reply Quote 0
              • S Offline
                sdetweil @Perlchamp
                last edited by sdetweil Apr 30, 2020, 11:39 PM Apr 30, 2020, 11:37 PM

                @Perlchamp ok, went to numbers, SO much easier!!

                var today_day_month = moment().format("DD.MM")
                // today would be "30.04"
                // tomorrow will be "01.05"
                // loop thru the array of birthday info from file, one 'row' per birthday
                
                for(var birthday of birthday_info) {
                     if( (birthday.birth.startsWith(today_day_month)) {
                         // this birthday is for today
                            console.log(" birthday on "+ today_day_month+" is for "+birthday.name);
                     } 
                }
                

                Sam

                How to add modules

                learning how to use browser developers window for css changes

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                • P Offline
                  Perlchamp
                  last edited by Apr 30, 2020, 11:43 PM

                  @sdetweil said in read csv-data and put it in an array:

                  ok, went to numbers, SO much easier!!

                  ok, i will try. therefor my array don’t match, i think … that’s right ?

                  S 1 Reply Last reply Apr 30, 2020, 11:44 PM Reply Quote 0
                  • S Offline
                    sdetweil @Perlchamp
                    last edited by Apr 30, 2020, 11:44 PM

                    @Perlchamp the new data matches my new code

                    Sam

                    How to add modules

                    learning how to use browser developers window for css changes

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                    • P Offline
                      Perlchamp
                      last edited by Apr 30, 2020, 11:49 PM

                      thanks, but now i’m a little bit confused, because my master problem will be, to reorg the array, to combine people with the same date of birth in as list in one row with the day of birth. but let me try …

                      S 1 Reply Last reply Apr 30, 2020, 11:50 PM Reply Quote 0
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