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Add Columns To Text
Create A File With Comma Separated Text
echo "chris, 34, male" >> staff.txt
echo "sarah, 22, female" >> staff.txt
echo "Bob, 59, male" >> staff.txt
View File
cat staff.txt
chris, 34, male
sarah, 22, female
Bob, 59, male
Extract Text By Breaking Into Columns And Save To File
cut
the text in staff.txt
that is separated by commas (-d ','
) into columns, then take the second (-f 2
) column, and finally save to ages.txt
cut -d ',' -f 2 staff.txt > ages.txt
View ages.txt
cat ages.txt
34
22
59
Add ages.txt
As New Column Of staff.txt
Add (paste
) the content of ages.txt
as a new column of staff.txt
delimited with a comma (-d ','
).
paste -d ',' ages.txt staff.txt
34,chris, 34, male
22,sarah, 22, female
59,Bob, 59, male