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Text Processing

sort

Sorts lines of text.

sort orders input lexically, numerically, by fields, or by other criteria.

Syntax

sort [options] [file...]

Arguments explained

-n sorts numerically.
-r reverses order.
-u removes duplicate adjacent sorted lines.
-k chooses a field key.

Common examples

Sort names

sort names.txt

Prints lines in sorted order.

Count unique values

sort access.log | uniq -c | sort -nr | head

A common pipeline for top repeated lines.

sort Command
Field	Details
Command	sort
Category	Text Processing
Primary use	Sorts lines of text.
Syntax	sort [options] [file...]

uniq

Removes or reports adjacent duplicate lines.

cut

Extracts sections from each line.

awk

Processes structured text by fields and patterns.