The GNU ed line editor ********************** This manual is for GNU ed (version 1.18, 4 February 2022).
· Overview Overview of the 'ed' command · Introduction to line editing Getting started with GNU 'ed' · Invoking ed Command line interface · Line addressing Specifying lines/ranges in the buffer · Regular expressions Patterns for selecting text · Commands Commands recognized by GNU 'ed' · The 's' Command Substitute command · Limitations Intrinsic limits of GNU 'ed' · Diagnostics GNU 'ed' error handling · Problems Reporting bugs · GNU Free Documentation License How you can copy and share this manual Copyright (C) 1993, 1994, 2006-2022 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.