_repeat() { #@ USAGE: _repeat string number _REPEAT=$1 while (( ${#_REPEAT} < $2 )) ## Loop until string exceeds desired length do _REPEAT=$_REPEAT$_REPEAT$_REPEAT ## 3 seems to be the optimum number done _REPEAT=${_REPEAT:0:$2} ## Trim to desired length } repeat() { ...
NODE="${substrs[0]}" MSG="${substrs[1]}" TRIM_MSG= echo "$MSG" | sed -e 's/^[[:space:]]*//' #Remove the leading spaces from the variable TRIM_MSG=`echo $MSG | sed -e 's/^[[:space:]]*//'` # Print the value of $Var after trimming printf "%s \n" "$NODE" pri...
Trim all white-space from string and truncate spacesThis is an alternative to sed, awk, perl and other tools. The function below works by abusing word splitting to create a new string without leading/trailing white-space and with truncated spaces....
$ trim_string " Hello, World " Hello, World $ name=" John Black " $ trim_string "$name" John Black Trim all white-space from string and truncate spacesThis is an alternative to sed, awk, perl and other tools. The function below works by abusing word splitting to create a new ...
Now, let’s trim extra whitespace by squeezing multiple spaces into one: $echo" welcome to baeldung "| sed -r's/[[:blank:]]+/ /g'welcome to baeldung Using the +, we managed to identify occurrences of one or more spaces. Then, we replaced it with only one space. ...
$ trim_string " Hello, World " Hello, World $ name=" John Black " $ trim_string "$name" John BlackTrim all white-space from string and truncate spacesThis is an alternative to sed, awk, perl and other tools. The function below works by abusing word splitting to create a new string...
PROMPT_DIRTRIM If set to a number greater than zero, the value is used as the number of trailing directory components to retain when expanding the \w and \W prompt string escapes (see PROMPTING below). Characters removed are replaced with an ellipsis. PS1 The value of this parameter is ...
PROMPT_DIRTRIM If set to a number greater than zero, the value is used as the number of trailing directory components to retain when expanding the \w and \W prompt string escapes (see the section "Prompting" below). Characters removed are replaced with an ellipsis. PS1 The value of this...
The regular expression [^ ]+$ is used to find one or more characters that are not spaces ([^ ]) at the end of the line ($). Using sed Command Use the sed command to split the string and get the last element in Bash. Use sed Command 1 2 3 4 5 6 #!/bin/bash myString=...
Learn how to efficiently add file extensions to multiple files using Bash scripting in this comprehensive guide.