[Newbies] CSV file help

[Joseph Alotta]

Rudolf,

That is perfect!  Thank you so much.  I love the simple yet elegant solutions.

I tested it with the large file and it works great.  And best of all, it is included in the basic system.

Sincerely,

Joe.


> On Jun 18, 2016, at 12:25 PM, Rudolf Rednose [via Smalltalk] <ml-node+s1294792n4901691h70 at n4.nabble.com> wrote:
> 
> Hello Joseph, maybe
> findTokens:',' escapedBy: '"'
> is sufficient.
>  
> for example:
> |data fields|
> data := OrderedCollection new.
> data add: '02/04/2016  Thu,,"COSTCO WHSE #0388 000000000990388 - OAK BROOK, IL",,,,,37.00,,,,,,,,' copy.
> data add: '02/05/2016  Fri,,"ELECTRONIC PAYMENT RECEIVED-THANK",,,,,-443.52,,,,,,,,' copy. 
> data add: '02/06/2016  Sat,,"COSTCO WHSE #1088 000000000991088 - BOLINGBROOK, IL",,,,,50.86,,,,,,,,' copy. 
> data do:[ :item |
>         fields := item findTokens:',' escapedBy: '"'.
>         "show result in Transcript"
>         Transcript cr; show: 'Line: ', item; cr; show: 'Number of Fields:', fields size asString; cr.
>         1 to: fields size do:[:n| Transcript show:( n asString,' [', (fields at: n),']');cr]
>         ].
>                     
> Line: 02/04/2016  Thu,,"COSTCO WHSE #0388 000000000990388 - OAK BROOK, IL",,,,,37.00,,,,,,,,
> Number of Fields:16
> 1 [02/04/2016  Thu]
> 2 []
> 3 [COSTCO WHSE #0388 000000000990388 - OAK BROOK, IL]
> 4 []
> 5 []
> 6 []
> 7 []
> 8 [37.00]
> 9 []
> 10 []
> 11 []
> 12 []
> 13 []
> 14 []
> 15 []
> 16 []
> Line: 02/05/2016  Fri,,"ELECTRONIC PAYMENT RECEIVED-THANK",,,,,-443.52,,,,,,,,
> Number of Fields:16
> 1 [02/05/2016  Fri]
> 2 []
> 3 [ELECTRONIC PAYMENT RECEIVED-THANK]
> 4 []
> 5 []
> 6 []
> 7 []
> 8 [-443.52]
> 9 []
> 10 []
> 11 []
> 12 []
> 13 []
> 14 []
> 15 []
> 16 []
> Line: 02/06/2016  Sat,,"COSTCO WHSE #1088 000000000991088 - BOLINGBROOK, IL",,,,,50.86,,,,,,,,
> Number of Fields:16
> 1 [02/06/2016  Sat]
> 2 []
> 3 [COSTCO WHSE #1088 000000000991088 - BOLINGBROOK, IL]
> 4 []
> 5 []
> 6 []
> 7 []
> 8 [50.86]
> 9 []
> 10 []
> 11 []
> 12 []
> 13 []
> 14 []
> 15 []
> 16 []
>  
> Sincerely, 
> Rudolf.
> Gesendet: Freitag, 17. Juni 2016 um 22:42 Uhr
> Von: "Joseph Alotta" <[hidden email]>
> An: [hidden email]
> Betreff: [Newbies] CSV file help
> Greetings,
> 
> I am needing conceptual help with parsing these troublesome CSV files. I was breaking the lines using String >> findToken:
> but I found lines where extra deliminators were added. Notice the three following lines, the first and third line have extra commas from Oak Brook, IL and the second line does not have the comma.
> 
> 
> 02/04/2016 Thu,,"COSTCO WHSE #0388 000000000990388 - OAK BROOK, IL",,,,,37.00,,,,,,,,
> 02/05/2016 Fri,,"ELECTRONIC PAYMENT RECEIVED-THANK",,,,,-443.52,,,,,,,,
> 02/06/2016 Sat,,"COSTCO WHSE #1088 000000000991088 - BOLINGBROOK, IL",,,,,50.86,,,,,,,,
> 
> I think I need to parse with the double quotes in mind, but I don’t know where to break it.
> 
> Also, I was reading in the squeak pages that someone had already written code for this, but I couldn’t find anything.
> 
> http://wiki.squeak.org/squeak/3260 has two methods, CSVSubstrings and SequenceableCollection-asCSVLine.st
> 
> Does anyone know where these are now?
> 
> Sincerely,
> 
> Joe.
> 
> 
> 
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