The purpose ofIFS="$CR"is to remove the carriage return at the end of a line without affecting the input while reading. On the other hand,readcommand utilizes the IFS string for dividing the input line into words. You can modify the value of the IFS string to simplify the parsing of t...
The return value is true unless a supplied name is not a defined alias. unset [-fv] [name ...] For each name, remove the corresponding variable or, given the -f option, function. An argument of -- disables option checking for the rest of the arguments. Note that PATH...
Solution 2: Attempt to remove any carriage return (CR) and removing spaces characters from your mvnw file by performing a thorough cleaning process. sed -i 's/\r$//' mvnw After utilizing this command, I could successfully run the mvn script within the container. Solution 3: When a file h...
Furthermore, thetrcommand can also be used to remove additional spaces from the string. Take a look at this example: DemoString=$'\nThis is delftstack.com\r \n'echo"|$DemoString|"|tr-d'\n\r ' In this case, the command not only removes newline and carriage return characters but al...
For now, I solved it by replacing all carriage return characters (\r) with nothing: $ pyenv --version /usr/bin/env: ‘bash\r’: No such file or directory $ cd ~/.pyenv && find . -type f | xargs sed -i $'s/\r$//' && cd - $ pyenv --version pyenv 1.2.21 Thanks for this...
Backspace character (\b) will remove one letter. This is like pressing Backspace key from our keyboard. $ printf "It's a rain\by day..\n" Backspace character Carriage return (\r) The cursor is set back to the first position when carriage return (\r) is used. Whatever comes after\...
#The ^M is a carriage return character. Linux uses the line feed character to mark the end of a line, whereas Windows uses the two-character sequence CR LF. Your file has Windows line endings, which is confusing Linux. #remove the cariage character sed -i -e 's/\r$//' NAME-OF-FIL...
${parameter%word} ${parameter%%word} GNU Bash-4.1 Last change: 2009 December 29 33 User Commands BASH(1) Remove matching suffix pattern. The word is expanded to produce a pattern just as in pathname expansion. If the pattern matches a trailing portion of the expanded value of parameter, ...
* \r carriage return * \t herizontal tab * \v vitical tab * \\ backslash * \' single quote * \nnn 和nnn相等的8-bit字符,其中nnn是十进制 * \xHH 和HH相等的8-bit字符,其中HH是十六进制 pipeline * 在管道内一个程序的标准输出直接连另一个的标准输入 ...
\racarriagereturn \sthenameoftheshell(basenameof$0) \tthetimein24-hourHH:MM:SSformat \Tthetimein12-hourHH:MM:SSformat \utheuser’susername \vtheversionofbash(e.g.,2.02) \Vtheversionandpatchlevelofbash(e.g.,2.02.0) \wthecurrentworkingdirectory ...