Web1 day ago · bash sed Share Follow asked 2 mins ago user3665852 55 1 5 You don't put $ before a variable when you're assigning it, only when you're reading it. So it should be array [12]= – Barmar 1 min ago shellcheck.net almost certainly would have identified this problem. That should be your first stop, before posting here. – Barmar 39 secs ago Add a comment Web11 Aug 2024 · Since you are using sed -i, you can't read from standard input with a redirection from the file whose name is in $1. The last variant, sed -i 's/.*abd.*/xyz/' $1. is …
How to Use the sed Command on Linux - How-To Geek
Web21 Jan 2024 · This is the command that I'm using (at the place of echo $file is a different command. I simplified it): find /home/cas/plex-media/series/ -type f -name "*" ! -name "*.srt" -print0 sort xargs -0 -n1 -I {} file= {} && echo $file It says that file= {} isn't a command, which is true because it is a variable. Web5 Apr 2011 · sed has 2 options for reading and writing: r filename : To read a file name content specified in the filename w filename : To write to a file specified in the filename Let us see some examples now: 1. Read the file2 after every line of file1. $ sed 'r file2' file1 1apple 2orange 2strawberry 1banana 2orange 2strawberry 1mango 2orange 2strawberry huskur gate pin code
How to Replace a Variable in a File Using SED Linux Journal
WebThe shell is responsible for expanding variables. When you use single quotes for strings, its contents will be treated literally, so sed now tries to replace every occurrence of the literal … Websed -E 's#.*/ ( [0-9]+)/.*#\1#' Another awk (though the already provided awk answer getting the / delimited 3rd field should be the way to go): awk ' {i=gensub (".*/ ( [0-9]+)/.*", "\\1", "g"); print i}' With go: package main import ( "fmt" "strings" ) func main () { str := "cap/media/101/101.mp4" fmt.Println (strings.Split (str, "/") [2]) } WebRead Input from User and from Files. Read in a Variable. From a user we read with: read var. Then the users can type something in. One should first print something like: print -n "Enter your favorite haircolor: ";read var; print "". The -n suppresses the newline sign. Read into a File Line for Line. To get each line of a file into a variable ... maryland state flower facts