Using sed to replace to a var with special characters
1 I want to replace a placeholder on a file string in the example to the contents of a var that has several special characters file txt My string string script sh STRING something else device name of device key abcd1234 wtp sed i s string STRING g file txt I get this error
How to find and replace string include special character with sed command, 1 Answer Sorted by 3 You could always escape special symbols to avoid them being treated as regex by prefixing them with a backslash In this case it is not necessary you could simply change the delimiter that sed uses from to for example or or any other single byte character
Sed replace string with special characters Stack Overflow
2 Answers Sorted by 1 for your example this worked sed s a sdb 0 9 output kent echo filter a sda 0 9 r sd sed s a sdb 0 9 filter a sda 0 9 a sdb 0 9 r sd Share Improve this answer Follow answered Apr 3 2013 at 16 54 Kent
Use sed with a special char inside string Stack Overflow, 1 Answer Sorted by 2 If you use single quotes shell will not be able to expand the variables as it will be treated literally You can interpolate variables by doing Double quotes Using double quotes shell will expand your variables and preserve whitespace sed e s word str g Single quotes
Sed Substitution With Variables Baeldung on Linux
Sed Substitution With Variables Baeldung on Linux, 1 Overview sed is a powerful text processing tool in the Linux command line We often do text substitution using compact sed one liners They re pretty convenient However when we execute sed substitution with shell variables there are some pitfalls we should be aware of
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How to use sed to replace text with special characters
How to use sed to replace text with special characters 2 Answers Sorted by 1 You can implement the following logic Define a string variables symbols with the symbols to pick from randomly Loop as long as the string contains spaces Use RANDOM symbols to pick a random index Replace a space with the symbol at the randomly picked index Like this
How To Use Sed To Replace Multiple Patterns At Once In Linux unix
2 Answers Sorted by 2 First you need to quote your var1 variable You can use bash c in your find command in order to give the password as a variable var1 var 2018 find name list txt exec bash c sed i s 1234 2 g 1 var1 Share Improve this answer Follow edited Mar 22 2018 at 7 47 answered Mar 21 2018 at 10 15 oliv SED on Bash Script how to replace text with special character that . Sed is a s tream ed itor It can perform basic text manipulation on files and input streams such as pipelines With sed you can search find and replace insert and delete words and lines It supports basic and extended regular expressions that allow you to match complex patterns If the replacement string happens to have characters that sed considers special like a character it will fail unless of course you meant your replacement string to have characters that tell sed how to act Ex VAR hi sed s KEYWORD VAR g somefile
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