How Do You Diff Files in Unix?

How do you diff two files in UNIX?

There are 3 basic commands to compare files in unix:

1. cmp : This command is used to compare two files byte by byte and as any mismatch occurs,it echoes it on the screen. if no mismatch occurs i gives no response. …
2. comm : This command is used to find out the records available in one but not in another.
3. diff.

Can we diff two files in Linux?

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.