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How to merge two files line by line in Bash

Tags:

bash

unix

People also ask

How do I join two files together?

Click the Select files button above, or drag and drop files into the drop zone. Select the files you want to merge using the Acrobat PDF combiner tool. Reorder the files if needed. Click Merge files.

How do I merge files in Shell?

To join two or more text files on the Linux command-line, you can use the cat command. The cat (short for “concatenate”) command is one of the most commonly used commands in Linux as well as other UNIX-like operating systems, used to concatenate files and print on the standard output.

Which utility is used to combine the lines from two files?

If your system uses GNU tar , you can use tar in conjunction with the gzip file compression utility to combine multiple files into a compressed archive file.

How do I merge two files in terminal?

Overview. We know that we can use the command cat file1 file2 to concatenate multiple files.


You can use paste:

paste file1.txt file2.txt > fileresults.txt

here's non-paste methods

awk

awk 'BEGIN {OFS=" "}{
  getline line < "file2"
  print $0,line
} ' file1

Bash

exec 6<"file2"
while read -r line
do
    read -r f2line <&6
    echo "${line}${f2line}"
done <"file1"
exec 6<&-

Try following.

pr -tmJ a.txt b.txt > c.txt

Check

man paste

possible followed by some command like untabify or tabs2spaces