9 lines
360 B
Plaintext
9 lines
360 B
Plaintext
csvFile:=File("test.csv");
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header:=csvFile.readln().strip(); // remove trailing "\n" and leading white space
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listOfLines:=csvFile.pump(List,fcn(line){ line.strip().split(",").apply("toInt") });
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newFile:=File("test2.csv","w");
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newFile.writeln(header + ",sum");
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listOfLines.pump(newFile.writeln,fcn(ns){ String(ns.concat(","),",",ns.sum()) });
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newFile.close();
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