18.5 CSV Select Fields

20220112

Select fields from the file using the verb cut.

$ mlr --csv --opprint cut -f flag,shape example.csv
shape    flag
triangle 1
square   1
...

Keep the order of the fields as specified in the command line.

$ mlr --icsv --opprint cut -o -f flag,shape example.csv
flag shape
1    triangle
1    square
...


Your donation will support ongoing availability and give you access to the PDF version of this book. Desktop Survival Guides include Data Science, GNU/Linux, and MLHub. Books available on Amazon include Data Mining with Rattle and Essentials of Data Science. Popular open source software includes rattle, wajig, and mlhub. Hosted by Togaware, a pioneer of free and open source software since 1984. Copyright © 1995-2022 Graham.Williams@togaware.com Creative Commons Attribution-ShareAlike 4.0