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Full Discussion: Need a help with sed
Top Forums Shell Programming and Scripting Need a help with sed Post 302951934 by Don Cragun on Wednesday 12th of August 2015 02:57:03 AM
Old 08-12-2015
I don't understand...
You have two different toggle.enabled= lines; one for my. and one for my.other. and both appear directly after a comment line.

Searching for ^my[.]toggle[.]enabled= will only match one of those lines and searching for ^my[.]other[.]toggle[.]enabled= will only match the other one of those lines.

Is there something magical about the text in the comments that means that the line of text following that one particular comment should be changed and the rest of the contents of the file should be deleted or ignored?

What if there aren't any comments in the file? Should multiple occurrences of the text your are trying to change all be ignored in that case? Or all changed? ???
 

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telnetrc(4)						     Kernel Interfaces Manual						       telnetrc(4)

NAME
telnetrc, .telnetrc - Specifies setup commands for a telnet session SYNOPSIS
$HOME/.telnetrc DESCRIPTION
The .telnetrc file contains the setup information for a telnet session. It is a hidden file in your home directory and must be readable by the user logging in. The file can consist of multiple entries for each remote host to which a user can connect. A remote host entry consists of multiple lines. The first line is the name of a remote host. The subsequent lines must begin with blank spaces, and contain telnet subcommands. These sub- commands are processed as though they were typed in manually. Lines beginning with a number sign (#) are comment lines. See telnet(1) for a complete list of telnet subcommands. To specify subcommands that apply to all systems, create an entry, using the word "DEFAULT" as the system name, and specify the telnet sub- commands in the subsequent lines. EXAMPLES
The following shows a sample .telnetrc file: # Beginning of telnetrc file # Default subcommands that apply to all systems DEFAULT environ undefine USER # First system entry system1 set echo toggle crlf # Second system entry system2 set echo mode line toggle crlf FILES
User-customized telnet startup values. RELATED INFORMATION
Commands: telnet(1). delim off telnetrc(4)
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