What is the DOS command to compare the contents of two files or sets of files?

MS-DOS and Windows command line fc command. The fc (file compare) command is used to compare two files to one another. Once fc is run and completed, it returns lines that differ between the two files. If no lines differ, you will receive a message indicating as such.

How do I run a diff between two files?

Comparing files (diff command)

To compare two files, type the following: diff chap1.bak chap1. This displays the differences between the chap1.
To compare two files while ignoring differences in the amount of white space, type the following: diff -w prog.c.bak prog.c.

How does diff command work?

diff stands for difference. This command is used to display the differences in the files by comparing the files line by line. Unlike its fellow members, cmp and comm, it tells us which lines in one file have is to be changed to make the two files identical.

How do I compare two notepad files for differences?

Open any two files (A, B) in Notepad++, which you want to compare. File B (new) gets compared to File A (old). Then, navigate to Plugins > Compare Menu > Compare. It shows the difference/comparison side by side, as shown in the screenshot.

How to compare content between 2 files using command prompt?

In Windows Command Prompt, you can use fc command to compare content of 2 files. You would find this command very useful in your day to day works as no more manual comparison is required. Launch the Windows Command Prompt, and execute the fc command. Refer below example. FILE_ABC.txt as well as to track message errors and statutes.

How to compare two HTML files side by side?

Copy the original HTML data in the block on the left and modified data in the right block. Just click Check button to view side by side comparison. Is this HTML Checker free? Yes, this service is free and we don’t save any data unless you explicitly ask us to save.

Is there a way to compare two files?

When we compare two files, we generally try to compare line by line. There are a lot of third party software available for comparing files. But today I will tell you how to compare two files line by line without installing any 3rd party software. We can compare two files using command prompt by comp command.

How can I use FC to compare two files?

You can use this tool to display any lines from two files or two sets of files that do not match up with the others. /B – This switch will perform a binary comparison. /C – If you need to do a case insensitive comparison, use this switch. /A – This switch will make FC show only the first and last lines for each group of differences.