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
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
Bash Sed special characters in variable Super User
Sed special characters in variable Ask ion Asked 2 years 10 months ago Modified 2 years 10 months ago Viewed 644 times 0 Sorry easy ion but I can t find how to do it I have a special char in a Variables that I have to use in sed Example The template env cat env MY SECRET VAR MY SECRET
SED on Bash Script how to replace text with special character that , 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
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 Clean Special Characters In A String YouTube
Replacing Specific Line With a String Variable in Shell
Replacing Specific Line With a String Variable in Shell We must note the use of a built in NR variable that holds the value of the current line number Finally let s execute the replace specific line awk script and see it in action awk f script awk message template txt Hello Alice Bob Thank you for registering with us Your account is linked with 9999900000
Solved Replace Special Characters With Sed 9to5Answer
Unfortunately you have been caught out by the fact that has a special meaning in a sed replacement string It is a metacharacter that means the entire pattern that was matched In order to get a literal ampersand you will have to escape it Sed command to replace a string which has a special character. Here is a bash function for converting paths for use with SED function sedPath path echo 1 sed r s 1 g sed s g 1 Escape path for use with sed user2428118 May 10 2016 at 12 57 See also Which characters need to be escaped in Bash How do we know it codeforester Feb 28 2018 at 7 02 2 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
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