Sed - Revision history

Hdridder at 07:44, 21 March 2023

2023-03-21T07:44:56Z

← Older revision		Revision as of 07:44, 21 March 2023
Line 1:		Line 1:
	Check the [https://unix.antiperfect.org/scripting/sed/ APO unix pages] for more.		Check the [https://unix.antiperfect.org/scripting/sed/ APO unix pages] for more.

			;NOTE!! On some systems you need the -E option to have possix [[Regular Expressions]] supported

	=Tricks=		=Tricks=

Hdridder: /* Tricks */

2023-03-20T10:09:44Z

Tricks

← Older revision		Revision as of 10:09, 20 March 2023
Line 4:		Line 4:

	;<code>sed 's/\r//' filename > newfilename</code>		;<code>sed 's/\r//' filename > newfilename</code>
	:dos2unix substitute, remove all ~~dos~~ line endings.		:dos2unix substitute, remove all DOS line endings.

	;<code>sed -i 'commands' filename</code>		;<code>sed -i 'commands' filename</code>
	:Edit the file directly (inplace) by default the result is sent to standard output		:Edit the file directly (inplace), by default the result is sent to standard output.

	=Basics=		=Basics=

Hdridder: /* Basics */

2020-01-22T15:28:16Z

Basics

← Older revision		Revision as of 15:28, 22 January 2020
Line 16:		Line 16:

	;sed 's/<old_string>/<new_string>/g' <file>		;sed 's/<old_string>/<new_string>/g' <file>
	:Substitute, no whitespace is allowed after the command (s), the first character following s is the fieldseperator./g substitutes all matching patterns in a line.		:Substitute, no whitespace is allowed after the command (s), the first character following s is the fieldseperator./g substitutes all matching patterns in a line. Use \n to insert a newline.

	;sed 's/pattern(with)sub(patterns)/\1 newpartofstring \2/' <file>		;sed 's/pattern(with)sub(patterns)/\1 newpartofstring \2/' <file>

Hdridder: /* Basics */

2019-11-06T10:45:43Z

Basics

← Older revision		Revision as of 10:45, 6 November 2019
Line 10:		Line 10:

	=Basics=		=Basics=

			;sed '/<pattern>/<action>' <file>
			:Execute action on all lines in <file> matching <pattern>
			:Simple actions are d(elete) (can be negated using !d, delete all lines not matching), p(rint), q(uit)

	;sed 's/<old_string>/<new_string>/g' <file>		;sed 's/<old_string>/<new_string>/g' <file>
	:Substitute, no whitespace is allowed after the command (s), the first character following s is the fieldseperator./g substitutes all matching patterns in a line.		:Substitute, no whitespace is allowed after the command (s), the first character following s is the fieldseperator./g substitutes all matching patterns in a line.
Line 16:		Line 21:
	:\1 and \2 refer to the subpatterns between brackets ().		:\1 and \2 refer to the subpatterns between brackets ().

	;sed '/<pattern>/d'		;sed '/<pattern>/[ia]<text>'
	:~~Delete matching~~ line~~. !d negates~~ the ~~match =~~> ~~delete all lines not matching~~.		:i inserts <text> before the matched line, a after the line

			;sed '/<pattern>/[rw] <file>'
			:r(ead) from or w(rite) to <file> if <pattern> is matched.

Hdridder: /* Tricks */

2019-10-13T19:25:39Z

Tricks

← Older revision		Revision as of 19:25, 13 October 2019
Line 5:		Line 5:
	;<code>sed 's/\r//' filename > newfilename</code>		;<code>sed 's/\r//' filename > newfilename</code>
	:dos2unix substitute, remove all dos line endings.		:dos2unix substitute, remove all dos line endings.

			;<code>sed -i 'commands' filename</code>
			:Edit the file directly (inplace) by default the result is sent to standard output

	=Basics=		=Basics=

Hdridder at 15:33, 22 November 2018

2018-11-22T15:33:53Z

@@ Line 1: / Line 1: @@
-Check the [https://unix.antiperfect.org/scripting/sed/ APO unix pages]
+Check the [https://unix.antiperfect.org/scripting/sed/ APO unix pages] for more.
 =Tricks=
@@ Line 5: / Line 5: @@
 ;<code>sed 's/\r//' filename > newfilename</code>
 :dos2unix substitute, remove all dos line endings.

Hdridder at 11:28, 1 November 2018

2018-11-01T11:28:44Z

← Older revision		Revision as of 11:28, 1 November 2018
Line 1:		Line 1:
			Check the [https://unix.antiperfect.org/scripting/sed/ APO unix pages]

	=Tricks=		=Tricks=

	;<code>sed 's/\r//' filename > newfilename</code>		;<code>sed 's/\r//' filename > newfilename</code>
	:dos2unix substitute, remove all dos line endings.		:dos2unix substitute, remove all dos line endings.

Hdridder at 13:00, 1 August 2018

2018-08-01T13:00:12Z

← Older revision		Revision as of 13:00, 1 August 2018
Line 1:		Line 1:
	=Tricks=		=Tricks=

	;<code>sed 's/\r//' filename > newfilename		;<code>sed 's/\r//' filename > newfilename</code>
	:dos2unix substitute, remove all dos line endings.		:dos2unix substitute, remove all dos line endings.

Hdridder: Created page with "=Tricks= ;`sed 's/\r//' filename > newfilename :dos2unix substitute, remove all dos line endings."`


2018-08-01T12:59:52Z
Created page with "=Tricks=  ;<code>sed 's/\r//' filename > newfilename :dos2unix substitute, remove all dos line endings."
New page
=Tricks=



;<code>sed 's/\r//' filename > newfilename

:dos2unix substitute, remove all dos line endings.

Sed - Revision history

Hdridder at 07:44, 21 March 2023

Hdridder: /* Tricks */

Hdridder: /* Basics */

Hdridder: /* Basics */

Hdridder: /* Tricks */

Hdridder at 15:33, 22 November 2018

Hdridder at 11:28, 1 November 2018

Hdridder at 13:00, 1 August 2018

Hdridder: Created page with "=Tricks= ;sed 's/\r//' filename > newfilename :dos2unix substitute, remove all dos line endings."

Hdridder: Created page with "=Tricks= ;`sed 's/\r//' filename > newfilename :dos2unix substitute, remove all dos line endings."`