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landing/docs/Linux-Commands/Working-With-Files/062-the-diff-sdiff-command.md

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+# The `diff/sdiff` command
+This command is used to display the differences in the files by comparing the files line by line.
+### Syntax:
+
+```
+diff [options] File1 File2 
+```
+
+### Example
+
+1. Lets say we have two files with names a.txt and b.txt containing 5 Indian states as follows-:
+```
+$ cat a.txt
+Gujarat
+Uttar Pradesh
+Kolkata
+Bihar
+Jammu and Kashmir
+
+$ cat b.txt
+Tamil Nadu
+Gujarat
+Andhra Pradesh
+Bihar
+Uttar pradesh
+
+```
+On typing the diff command we will get below output.
+```
+$ diff a.txt b.txt
+0a1
+> Tamil Nadu
+2,3c3
+< Uttar Pradesh
+ Andhra Pradesh
+5c5
+ Uttar pradesh
+```
+
+### Flags and their Functionalities
+
+|**Short Flag**    |**Description**   |
+|--|--|
+| `-c`|To view differences in context mode, use the -c option.  |
+| `-u`|To view differences in unified mode, use the -u option. It is similar to context mode  |
+|`-i`|By default this command is case sensitive. To make this command case in-sensitive use -i option with diff. |
+|`-version`|This option is used to display the version of diff which is currently running on your system.  |