Unix utility SED provides an effective and versatile way of deleting one or more lines from a designated file to match the needs of the user. This Unix command is used for command line processing.

The commands for append (a), replace (c) and insert (i) typically need to have the sed commands specified in a separate script file. For example, say you want to append the line After Brenda right ...

Linux provides many commands to help you manipulate text. The awk, cut, grep, expr, sed and xargs commands along with bash parameter expansion provide you with many useful options.

Linux/BSD Command Line 101: Using awk, sed, and grep in the Terminal JournalBot Aug 30, 2021 Jump to latest Follow Reply ••• Aug 30, 2021 Replies: 492 ...

3. Text editing (with find and sed) Another method of text editing is with the sed command. This is another great option for searching and replacing in text files.