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June 2018 Update

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Ingy döt Net 2018-06-22 20:57:24 +00:00
parent ba8067c3b7
commit 22f33d4004
5278 changed files with 84726 additions and 14379 deletions
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10
Task/CSV-data-manipulation/Factor/csv-data-manipulation.factor Normal file
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USING: csv io.encodings.utf8 kernel math.parser sequences ;
IN: rosetta-code.csv-manipulation
: append-sum ( seq -- seq' )
dup [ string>number ] map-sum number>string suffix ;
: csv-sums ( seq -- seq' )
[ 0 = [ "SUM" suffix ] [ append-sum ] if ] map-index ;
"example.csv" utf8 [ file>csv csv-sums ] [ csv>file ] 2bi

2
Task/CSV-data-manipulation/Perl-6/csv-data-manipulation-1.pl6
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my $csvfile = './whatever.csv';
my $fh = open($csvfile, :r);
my @header = $fh.get.split(',');
my @csv = map {[.split(',')]}, $fh.lines;
my @csv = map {[.split(',')]>>.Num}, $fh.lines;
close $fh;
my $out = open($csvfile, :w);

4
Task/CSV-data-manipulation/Perl-6/csv-data-manipulation-2.pl6
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use Text::CSV;
my $csvfile = './whatever.csv';
my @csv = Text::CSV.parse-file($file);
modify(@csv); # do whatever;
my @csv = Text::CSV.parse-file($csvfile);
# modify(@csv); # do whatever;
csv-write-file( @csv, :file($csvfile) );

4
Task/CSV-data-manipulation/Red/csv-data-manipulation-1.red Normal file
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>>filein: read/lines %file.csv
>>data: copy []
>>foreach item filein [append/only data split item ","]
; [["C1" "C2" "C3" "C4" "C5"] ["1" "5" "9" "13" "17"] ["2" "6" "10" "14" "18"] ["3" "7" "11" "15" "19"]["4" "8" "12" "16" "20"]]

6
Task/CSV-data-manipulation/Red/csv-data-manipulation-2.red Normal file
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>>forall data [either (index? data) = 1[
append data/1 "SUM"
][
append data/1 to string!
(to integer! data/1/1) + (to integer! data/1/2) + (to integer! data/1/3) + (to integer! data/1/4) + (to integer! data/1/5)
]]

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Task/CSV-data-manipulation/Red/csv-data-manipulation-3.red Normal file
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>>foreach item data [append item/6 "^/" repeat c 5 [append item/:c ","]]
>> print data
C1, C2, C3, C4, C5, SUM
1, 5, 9, 13, 17, 45
2, 6, 10, 14, 18, 50
3, 7, 11, 15, 19, 55
4, 8, 12, 16, 20, 60
>>write fileout.csv form data

4
Task/CSV-data-manipulation/Stata/csv-data-manipulation.stata
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import delimited input.csv, clear
import delim input.csv, clear
replace c5=c3+c4
drop if mod(c3,3)==0
export delimited using output.csv, replace
export delim output.csv, replace