How do I filter files in Linux?

12 Useful Commands For Filtering Text for Effective File Operations in Linux

1. Awk Command. Awk is a remarkable pattern scanning and processing language, it can be used to build useful filters in Linux. …
2. Sed Command. …
3. Grep, Egrep, Fgrep, Rgrep Commands. …
4. head Command. …
5. tail Command. …
6. sort Command. …
7. uniq Command. …
8. fmt Command.

How do I search for a directory in Linux?

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1. To list all files in the current directory, type the following: ls -a This lists all files, including. dot (.) …
2. To display detailed information, type the following: ls -l chap1 .profile. …
3. To display detailed information about a directory, type the following: ls -d -l .