What does output 3d2 mean in diff command in Linux?

Here above output 3d2 means delete line 3rd of first file i.e. Telangana so that both the files sync up at line 2. Linux system offers two different ways to view the diff command output i.e. context mode and unified mode. -c (context) : To view differences in context mode, use the -c option.

How do I edit a diff file in Linux?

Using diff To Create An Editing Script. The commands are a combination of c (change), a (add), and d (delete) which, when executed by the editor, will modify the contents of file1 (the first file specified on the diff command line) so that it matches the contents of file2 (the second file specified).

How to view differences between two versions of DIFF in Linux?

1 -c (context) : To view differences in context mode, use the -c option. 2 -u (unified) : To view differences in unified mode, use the -u option. 3 -i : By default this command is case sensitive. 4 –version : This option is used to display the version of diff which is currently running on your system.

What is the difference between < and + in diff command?

Here – denotes the lines which were deleted from file1.txt, and + denotes the lines which were added. Given a diff file1 file2, < means the line is missing in file2 and > means the line is missing in file1. The 3d2 and 5a5 can be ignored, they are commands for patch which is often used with diff.

How do I view differences in Linux diff command?

Linux system offers two different ways to view the diff command output i.e. context mode and unified mode. -c (context) : To view differences in context mode, use the -c option. -u (unified) : To view differences in unified mode, use the -u option. -i : By default this command is case sensitive.

Can I get the difference between two files in Linux?

Yes you can, and in true Linux fashion you can use a number of commands piped together to perform the task. First you need to use the diffcommand, to get the differences in the files. diff file1 file2

What does the first line of the diff output contain?

The first line of the diff output will contain: Line numbers corresponding to the second file. Like in our case, 0a1 which means after lines 0 (at the very beginning of file) you have to add Tamil Nadu to match the second file line number 1. It then tells us what those lines are in each file preceeded by the symbol: