A Practical Guide to UNIX for Mac OS X Users

2017-07-07 02:10:07

Chapter 15. The `sed` Editor

IN THIS CHAPTER

Syntax	642
Arguments	642
Options	642
Editor Basics	642
Addresses	643
Instructions	643
Control Structures	645
The Pattern Space and the Hold Space	645
Examples	646

The sed (stream editor) utility is a batch (noninteractive) editor. It transforms an input stream that can come from a file or standard input. It is frequently used as a filter in a pipe. Because it makes only one pass through its input, sed is more efficient than an interactive editor such as ed.

Chapter 15. The sed Editor

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Chapter 15. The `sed` Editor