Sed Command Tutorial: Linux Text Processing
The sed command is a stream editor used to perform operations such as text replacement, deletion, and addition in text files. It can process text files through command line or script files to modify and transform text. The functions of the sed command include but are not limited to:
- Replace: Replace the specified pattern of content.
- Delete: Remove text lines or characters based on a specified pattern.
- Insert: Add new text content at a specified location.
- Addition: Append new text content at the specified position.
- Extract: Retrieve text content that matches a specific pattern.
- Convert: change the case of the text content or perform other conversion operations.
- Remove or add line numbers.
Overall, the sed command is a powerful text processing tool that can assist users in flexible and efficient handling and modifying of text files.
