Bash Iterate Through Lines In Output, I am looking for a command t

Bash Iterate Through Lines In Output, I am looking for a command t Master the art of looping in Bash with our comprehensive guide on Bash For Loops. What is an easy … Looping statements in Bash are control flow constructs that allow a set of commands to be executed repeatedly until a specific condition is met. So the ideal output would be either with a tab seperator or comma seperator I have a file called abc. This beginner-friendly tutorial includes practical examples. Awk: How to loop through a file to get every line? Ask Question Asked 8 years, 7 months ago Modified 7 years, 3 months ago You can temporarily disable this behavior by setting IFS to nothing for the duration of the read command. You can temporarily disable this behavior by setting IFS to nothing for the duration … Execute Bash For Loop with various variables such as strings, integers, arrays, etc. My … I'm looking to iterate through a list of ID numbers which matches ID numbers in an XML file and print the line below using BASH (and AWK) to the shell or redirect it to a third, output file … The special shell variable IFS determines how Bash recognizes word boundaries while splitting a sequence of character strings. +1 for being the the only one to see the forest through the trees. How to iterate on multiple lines in a for loop in bash? Asked 7 years, 7 months ago Modified 7 years, 7 months ago Viewed 9k times Effectively use JSON data at the command line with jc, jq, and Bash. If the string lines have spaces in between the characters, the for loop may not work as you desire. Method 1: Using the … There are multiple loop formats available for Bash programmers. … Discover how to bash iterate over lines in file with ease. For example my desired output would look like this: Sample input: I … Awk scripts have three main sections: the optional BEGIN and END functions and the functions you write that are executed on each record. txt file within my for loop, each In a BASH shell, I would like to take the lines of a file (eg pattern. I know you can use the following to compare a list of strings from inputs. After searching around one solution was to use "sed" with my while loop like … I have two files: one is a fairly long collection of names (names. In these examples, the output is trivial but shows the basic syntax for iterating through … For loops in Linux Bash scripts are powerful tools for automating tasks. Whether you need to batch process images, rename files, automate report generation – knowing … CSV file is used frequently in today's world. Now I want to loop through each variable and in the same step I want to cut only one part out of the … How to loop through a multi line bash output Ask Question Asked 6 years, 6 months ago Modified 6 years, 6 months ago A frequently asked question both on SO and elsewhere is how to use a bash for-loop to go over each line of output. Whether you're … The for loop acts on all the pieces of $(jobs), which are all the non-empty lines in the command output. Wh Throughout this article, we will explain the basic syntax of bash For Loops as well as show some loop examples to help get you started. list. Given a text file with multiple lines, I would like to iterate over each line in a Bash script. I am learning bash and what I need is to iterate through a directory (inside has other directories) and find all files with the name example. 15 If you want to iterate over JSON values instead of a single field value, you can use the -c option so you end up with one JSON element per line: I want to write a bash script to loop through the array "certs". g. SKIP includes empty lines, but after the SKIP is complete, FOR /F ignores (does not iterate) any further empty lines. In this tutorial, … gawk: warning: command line argument `/tmp/test/' is a directory: skipped If you want to run the loop over each file individually, use a wildcard in the proper place. In this article, we’ll demystify the 'for' loop in Bash scripting. I need a bash script that can retrieve MySQL data from a remote data base. 2. Learn how to automate repetitive tasks, iterate through data, and enhance your scripting skills effectively. The while loop iterates through the lines in file. This is the … 10 Bash For Loop Examples with Explanations Bash scripting is a powerful tool for automating tasks in Unix and Linux environments. In this comprehensive guide, I‘ll be sharing my top tips and tricks for leveraging Bash for loops to iterate over strings. I am writing the content to a variable. Note that ls itself defaults to one file per line when piped, … I have a bash script in which I need to iterate over each line of the ouput of the find command, but it appears that I am iterating over each Word (space delimited) from the … Related discusions: bash for loop: a range of numbers and unix. Discover practical examples for your shell scripting … 68 Following is the shell script to read all the DSF present in the box. e. txt), and another file (grades. To do so I use (with real code instead of the echo): for i in $(ls … How do I iterate over a range of numbers in Bash when the range is given by a variable? I know I can do this (called &quot;sequence expression&quot; in the Bash documentation): … Learn how to use Bash for and while loops with practical examples. Each of these loop types has a certain way to be … Parse lines of output from bash loop Ask Question Asked 11 years, 5 months ago Modified 11 years, 4 months ago I have a bash script that is executing a program in a loop. I need to loop through each line to grab the username and password, use those variables, and then grab the next set of usernames and passwords, replace the content of the … I have a file (called file) with a bunch of lines and a space between each like so: abc 123 def 456 ghi 789 I need to loop through and grab each field to manipulate the text a bit. In Bash, this typically involves processing lines from a text file, handling user input, or … Generating reports/output Executing commands with different arguments Anything that requires looping over a set of items, a for loop can simplify the process. How can I loop through these directories (and skip regular files)? Learn how to use several variables for loop control and processing. You‘ll learn techniques like splitting strings, reading files, … Bash For Loop iterates specific set of statements over words in a string, lines in a string or elements in a sequence with the help of examples. We make use of the read and cat commands, for loops, while loops, etc to read from the file and iterate over the file line by line with a few lines of script in … Bash Read a file (data stream, variable) line-by-line (and/or field-by-field)? Looping through the output of a command line by line Fastest Entity Framework Extensions Bulk Insert Here note that, thanks to eval, quotes and escaped spaces have been taken of for what they would have been if you had entered them in the command-line i. ext I want to be able to pass multiple input names to the script. you should state the scripting language e. The … The -f options tells grep to read patterns from a file, one pattern per line. How can I process each character in a string … Do you want to know how to loop through lines in files with bash? Read this article and here you will find out when a bash is used for looping through lines and how to use it. txt). E. This is the complicat Bash will separate "words" to loop through by characters in the Internal Field Separator ($IFS). I wanted to iterate through the result of sql which was $tablelist. While for loops traditionally span multiple lines, we can compress … I am iterating through a file line by line and put each word into a array and that works. It will separate the values in each line based on the value of IFS (internal field … Discover the power of a bash multiline array in this concise guide. I have a text file that I would like to go through and list every count each time a succession of two words appear. txt and find them in your target file like so: grep -f inputs. I have a txt file with multiple lines in it. Rather than type the same set of instructions into your script, … I ended up rewriting a tool from Bash to Python and one reason for that was processing lines of output in a loop was slow. e. To do this I … `cmd` expands to the output of cmd stripped of all trailing newline characters, but when left unquoted and in list context (such as here the list of words for for to loop over) in most Bourne … In bash scripting, use the for loop to iterate through a list of strings or a string array or iterate through the string from a text file. Bash script loops are an essential component of any developer’s toolkit for automating repetitive tasks and streamlining workflows. I can write it in terms of $1 easily: foo $1 args -o $1. stackexchange. com/questions/5725296/though i'd take a bit of a … That is also what you intended: you wanted to operate on and produce a line of output for each line of input. {sub("ubuntu[^[:alpha:]]*$", "", $3); print $3"\t"$2} I know how to loop through all the files in a directory, for example: for i in * do &lt;some command&gt; done But I would like to go through all the files in a directory, including (particularly H ow can I iterate through each line of a text file with Bash for or while loop under Linux or Unix like operating systems? The best way to read a text file line by line is to use the bash while loop. I get data from stdout of a database. The examples in this tutorial demonstrate common looping patterns in Bash to help you master control flow. 12 bar 35 baz 42 foo bar baz Explanation printf "%s\n" "${!foo[@]}" will print all keys separated by a newline, printf "%s\n" "${foo[@]}" will print all values separated by a newline, paste <(cmd1) <(cmd2) will merge … I have a string containing many words with at least one space between each two. Examples on the second approach: Bash for loop array examples and syntax usage. Skip SKIP will skip processing a number of lines from the beginning of the file. txt with the contents as follows: 1: It is a shell script 2: There are few lines in this file 3: I am good with programming in C, but beginner in shell 4: We are going tow In a bash script, I would like to capture the standard output of a long command line by line, so that they can be analysed and reported while initial command is still running. This guide covers common methods to read and process each line in Bash scripts. For those of you who dont … Note the use of while read to iterate line-by-line, as described in BashFAQ #1: How can I read a file line-by-line (or field-by-field)?; this permits us to open the file only once … How to iterate through lines in bash of a command's output? [duplicate] Asked 4 years, 7 months ago Modified 4 years, 7 months ago Viewed 864 times The only way I know is to output each character to separate line in a file, then use while read line, but this seems very inefficient. In this tutorial, we’ll learn how to perform a loop through each character in … Discover how to bash iterate over lines in file with ease. Also, it looks to me like your error code patterns are fixed strings not regular expressions. For each item in … In this article, we will explore different methods to loop through a file’s content using Bash scripting, including reading line by line and word by word. I know the Bash equi Bash split string refers to splitting a string into multiple strings or elements based on various separator (delimiter). You might take a look at GNU parallel, too, which is very similar to xargs but more powerful in some situations. Learn how to access each array item using a for loop to iterate through array values on Linux This guide shows how to read a file line by line in Bash using five different methods. bash in the title and in tag, if it's bash. Each of these loop types has a certain way to be implemented to iterate over a list of strings until the loop control condition is met. They allow you to iterate through a list of items and perform actions on each one. # Example: Iterate through a list of strings and print each one I am writing a bash script to use rsync and update files on about 20 different servers. They are essential for automating … Explore the basics of the bash loop through files in directory to work and access the file structure and get insights into practical examples. For loops with the find command In theory, you could find a shell that … With the --batch option, mysql should output the result one record on a line, and columns separated by tabs. I can't figure out how to iterate by match from grep output when using -A or -B flags (returning multiple lines for a single match). They are essential for automating … Looping statements in Bash are control flow constructs that allow a set of commands to be executed repeatedly until a specific condition is met. When we create our for loop, the shell sees the spaces on the first line and assumes each is a different iteration. Does any one have a template shell script for doing something with ls for a list of directory names and looping through each one and doing something? I'm planning to do ls -1d … In this tutorial, we'll see how to loop through the contents of a file, line by line. Bash Script for Loop Use the for loop to iterate through a list of items to perform the instructed commands. Overview Iterating over each character within a string is a fundamental operation in Bash scripting for processing and manipulating text-based data. This article unveils practical techniques to enhance your scripting skills. Whether you need to … for i in $(ls);do if [ $i = '*. Here is my real life example how to loop lines of another program output, check for substrings, drop double quotes from variable, use that variable outside of the loop. Unlock the power of bash for line in file techniques. Generally, while IFS="q" read X Y remainder; do ; done < NAMES will iterate over lines from NAMES. When i am opening a log file everything is on a single line. sh file which awks through a text file test. Whether you’re a developer, sysadmin, or just curious about the command line, understanding I am trying write a shell script that does the following: Checks the remote git repository for any changes to pull. I have a file containing text in separate lines. yaml. Can anyone point me in the right direction? Your output is a json list, so you won't get away with a direct bash loop over it. My … I am writing a bash script to use rsync and update files on about 20 different servers. yq Basics The yq command is usually not a part of standard Linux … Bash lists help store and process multiple values efficiently. It is a simple and effective way to iterate through a list and perform an action for each item. Otherwise, for just printing lines: tr',''\n' <file would be enough I have a text file that contains a list of file paths. You can find a broader approach in this solution to How to iterate through a comma-separated list and execute a command for each entry. echo "$line" would work … Multiline String in Bash is a block of text or strings that spans across multiple lines and avoids the complex escaping. Master Bash scripting loops today!. But it also picks up blank lines and puts it as an item in the array, how can I skip the blank lines? exam I am trying to report lines found using grep and while. In this article, you will see 5 usescases of how to iterate a Bash array using the for loop which serves the same purpose as the foreach loop. output="$(aws ec2 describe-instances --filters … Without -r, it treats \ at the end of a line of input as a line continuation character, and just removes other \ characters. Finally, restore the globbing and IFS settings to values that are … Learn how to efficiently use a Bash loop to iterate over lines in a file with practical examples and tips. I have a txt file that looks like this called locations. csv) which is a huge file of names and the corresponding grades. This guide will help you effortlessly process lines and enhance your scripting skills. Some … In the world of shell scripting, the `for` loop is a workhorse for automating repetitive tasks. I'd like to iterate through the variables in env printing: name: ${name} value: ${value} Simply splitting by line break and iterating does not work, because of multi-line values, e. Syntax & Examples are provided with … It uses jq's --compact-output (or -c) flag to print each iteration result on its own single line, then uses the shell's read function in a while loop to linewise read the results into a … -L, --max-lines=MAX-LINES use at most MAX-LINES non-blank input lines per command line. The pattern above will always loop line-by-line. Hereby deleting my answer. I want to evaluate each line from the stdout and do something if it matches my condition. These files have several key-value … This tutorial explains how to parse CSV files in Bash shell scripts using awk and sed utilities in Linux with examples. Loops in Bash provide a powerful and flexible way to iterate through lists, perform … Using -print0 and -d '' is a protective measure against potential newline character in filenames, which by default indicates end of line to read (this can be changed with -d). This tutorial is more of a general introduction to Shell Scripting, the longer Shell Scripting: Expert Recipes for … Check out this blog post, where we learn how to write bash scripts that utilize `for` loops to iterate through indexed and associative arrays. I want to loop through each line (file path), manipulate the file and store the manipulated file under a new name. If there are changes in the remote git repository pull those changes. You can read the lines to an array with Bash's mapfile and process … Learn to use for loops in Bash for automating tasks, processing files, and performing batch operations efficiently with simple syntax. In this tutorial, we’re going to learn about the yq utility. Note that sh isn't always bash stackoverflow. See examples and effectively process files using Bash. I'd like $ echo a{b,c,d} to output a comma-separated list like ab,ac,ad instead of the usual output ab ac ad What's the easiest way to do that on the command line? It would be much more efficient to have a single yq instance output all the values you need instead of starting a separate copy of yq for each output. Some key takeaways: Use for, … How do I pass a list to for in bash? I tried echo "some different lines " | for i ; do echo do something with $i; done but that doesn't work. com - In bash, is it possible to use an integer variable in the loop control … Understanding the Fundamentals of the Bash for Loop The for loop in Bash is designed to iterate over a list of items. @avilella: for convenience you can use -A 1 or -B 1 as flags on one or the other of your grep … Mastering Command Execution Based on Output in Linux and AIX # In the world of system administration and scripting, the ability to run commands based on the output of another … Table of Contents 5 Examples of Using “for” Loop in Bash Directory The for loop in the Bash directory enables users to loop through files of multiple directories and do operations like renaming files or moving tons of files … I want to write a shell script that will loop through all the files in a directory and echo "put ${filename}". I want to grep for each line in the of this specific directory. I am trying to read from a source txt file in bash and I want to ignore the first line which is the column. I've been … Explains how to use a Bash for loop control flow statement on Linux / UNIX / *BSD / macOS bash shell with various programming examples. Actually I have that done, but what I need it to do now is loop through the records somehow and … Nested Loop in Bash Script Examples LaptrinhX from laptrinhx. I need to get first and last name together and check it … The most efficient way to process any file, one line at a time, is to develop a bash script and give the file as input to the script. text1 text2 text3 textN I have a directory with many files. Let's see how we can parse values from CSV files with various Bash built-in utilities. '' used above is effectively null character in bash (equivalent to $'\0'). I'm aware of the answer, and I've been happily using the … A loop is a section of code that you want to have executed repeatedly. I would like to iterate over … We will use BASH commands and tools to achieve that result. txt), 2 lines at a time, prompting whether each found couplet should be copied to a second file (say, file2. < (command) … 1 How do I loop over a constant list in bash, where the list is separated by new lines? Something like: It does not make sense to iterate a file to just echo $line (the iteration must imply something more). I still want to be able to see … Iterate through the lines returned by grep in Shell Asked 11 years, 4 months ago Modified 11 years, 4 months ago Viewed 5k times Learn how to iterate over files in a directory linearly and recursively using Bash and Python. Here are 9 examples of for … In a simple cycle like the following for f in $(ls -1) ; do something done I would like to store each line of the output of ls -1 in the variable f. - Meaning that xargs with -L1 will execute a command consuming a single line at each time. 43 In a bash script, I would like to capture the standard output of a long command line by line, so that they can be analysed and reported while initial command is still running. Explore efficient techniques to iterate through each bash new line, from basic to advanced methods. Explore array handling, list operations, and best practices for shell scripting. This article provides practical examples of how to improve your scripts with JSON. I had attempted to use cut, but cut does not accept \n (newline) as a delimiter. bed: 1 31 431 1 14 1234 1 54 134 2 435 314 2 314 414 with while read line;do echo $line # more code Basic Iteration Concepts What is Iteration? Iteration refers to the method of looping through a set of items. Although now unlikely, you can overrun your command line … 1 If you want to read cmd's output line by line you can do it using while loop and bash's internal read command I'm getting a list of EC2 instances and then trying to loop through them but for some reason I'm not able to get the loop to work. I read that I can use jq package to properly parse json but I dont want to use any package. Among the fundamental constructs in … The output of this script is: for line: hello world super world ------- while line: hello world while line: super world So, basically, the process substitution in the for in loop, ended … Conclusion Using the Bash “for” loop is a great way to skip the first line of output. Bash scripting is a cornerstone of automation in Unix-like systems, enabling users to process text, manage files, and automate repetitive tasks. Possible Duplicate: Split string based on delimiter in Bash? In a bash script how do I split string with a separator like ; and loop through the resulting array? For loops allow us to automate repetitive tasks and iterate through lists programmatically in Bash scripts. One of the most common and … In this article, we will explore different methods to loop through a file’s content using Bash scripting, including reading line by line and word by word. By reading from stdin … I'm writing a bash shell script and I'm having trouble splitting stdout csv and then looping over it. 1. The -L1 / --max-lines=1 option tells xargs to process one input line at a time. My Paperbacks and eBooks My Shell Scripting books, available in Paperback and eBook formats. Instead of reading a file all at once, you‘ll often want to iterate through each line and perform … How can i make a newline in a for loop in bash? I've tried echo -e but its not working. I also tried to find an Currently I'm writing a bash script that is supposed to loop over some files in a directory in order of the creation date. In jq, for example, this is readily … I would like to iterate through a file containing dates (named dates. In most cases you will be best served if you iterate through a find-result directly with -exec, -execdir, -ok or -okdir. Processing data one line at a time is a common need when working with text files in Bash. description="\\ NOTE: This script In the Bash shell, we need tools to deal with YAML content from the command line or script. txt: CP00 CP01 …. The default value of IFS is a three-character string … I have a very long file which I want to print, skipping the first 1,000,000 lines, for example. … I tried using for loop but it treats first name and last name as seperate items because they have space in between. Is there any other sleek way of … Unlock the power of scripting with our guide on bash for loop 1 to 10. I'm not opposed to using awk for this, but this will be … Learn how to use Bash for loops in Linux with this comprehensive guide. I have a multiline string and I want it first to be formatted to specific length per line before passing each line to a function for line processing. I found solution. So, I have the following for loo Iterate lines of string variable in bash Ask Question Asked 6 years ago Modified 6 years ago yes, as you can see the output, each element inside renditions array is a string with spaces, and we loop it through without quotes around $ {renditions [@]} then space will be treated as element delimiter, so … Elementary programming terminology. It is comma delimited and each row is on its own … Looping through files and directories is a fundamental task in Bash scripting. Specifically, I want to loop through the file, store each line in a variable in the loop, and do some processing on the line. So the script should iterate through each couple of lines, ask whether or not to copy the couplet to a second file, then increment and do the same for the next couple of lines, and so on til … Learn how to iterate in reverse via for loops and other constructs. Explore concise methods to streamline your scripting skills seamlessly. The basic syntax for the for loop in Bash scripts is: for <element> in … How can I mimic the tree command and iterate through all the files and subdirectories of a directory and echo all the file names? I thought that a subdirectory within a … In Bash, you can create a list of strings and iterate through it using a simple for loop, allowing for efficient processing of multiple items. ADD : I can iterate through the line by while read line; do echo $line; done < tt but I want to do something for each line, and if I pass this output to a for loop, it's all separated to each word. The ‘while’ loop … To display the contents of a file in individual lines, one can iterate over the for loop and make use of the Linux cat command. When writing Bash scripts, the stdin stream unlocks powerful capabilities for building interactive tools, processing files, and connecting programs together. This might sound like a trivial task, but there are some … If a file name has any whitespace (including space, tab or newline) in it, it will be treated as two separate names. I can iterate over the lines of a file this way: while read l; do echo $l; done &lt; file Is there a way to iterate over only the top 5 lines? I am curious that is there an function/command to cope for loop pipe ? It is easy to occur below demand you run a command return multiple line you need process each line … The task: using bash, iterate through a file (say, file1. echo "$ {tablelist}" |while read line By using this i was able to retrieve each tablename Let’s get started and master looping through arrays in Bash! TL;DR: How Do I Loop Through an Array in Bash? You can use a 'for' loop to iterate through an array in Bash, with the syntax for i in "${array[@]}". Iterate through numbers, files, and more. txt Bash scripting depends heavily on loops for automating tasks. What I'm having trouble with is going through a list of variables. Discover various techniques, handle edge cases, and apply … Learn how to write a Bash script to go through the lines of a file using a for loop. This is a … How to Iterate through all Files then all lines in a Directory in Bash? Asked 2 years, 6 months ago Modified 2 years, 6 months ago Viewed 119 times I have 2 files (mac and uid) with data on a Linux machine, that I want to carry to a &quot;template&quot;, with a list, using sed to replace the data with variables. The bash loop won't know what to do with the square brackets and will use each space and newline as a … There are multiple loop formats available for Bash programmers. But since the line is having spaces, it is displaying them in different lines. txt) and find the files on my system whose names contain the patterns in each line of my file. You can use this to parse a text file line by line. 43 You can use find 's null-separated output option with to iterate over directory structures safely. Master the art of processing data with bash for each line in variable. . for loops split on any whitespace (space, tab, newline) by default; the easiest way to work on one line at a time is to use a while read loop instead, which splits on newlines: Learn how to capture standard output one line at a time in Bash. com Looping through files is a common task for any programmer or system administrator. How can I split the string into individual words so I can loop through them? The string is passed as an argument. txt) in the following format: 2009 08 03 08 09 2009 08 03 09 10 2009 08 03 10 11 2009 08 03 11 12 Here we learn how to read JSON file in Bash scripting. Learn how to efficiently use a Bash loop to iterate over lines in a file with practical examples and tips. I want to read a file line by line in PowerShell. , by taking quoting and … In tcsh, both foreach and end must appear alone on separate lines, so you cannot create a for loop on one line as you can with Bash and similar shells. java' ];then echo "I do something with the file $i" fi done I want to loop through each file in the current folder and check if it Getting to your question: Use jq -c to make each item evaluate to one line of output, and a BashFAQ #1 while read loop to iterate over those lines. A for loop is classified as an iteration … Learn about the different ways we can iterate over the output of the ls command. Is there a way to do this with Iterating through grep results line by line not delimited by space Asked 10 years, 10 months ago Modified 8 years ago Viewed 8k times Now we want to use a for loop to iterate through this file and use each line as input for some action. The for … What is a Bash for loop? A bash for loop is a bash programming language statement which allows code to be repeatedly executed. Explains how to loop through a set of files in current or any directory using shell script for loop under UNIX / Linux / macOS. txt, assinging the value of the line to the line variable, and printing it out. … I have a test. I am writing a script in bash on Linux and need to go through all subdirectory names in a given directory. Loops throu Always put double quotes around variable substitutions $foo and command substitutions $(foo) (unless you understand why you need to leave them out and why it's ok to do so). txt: location-1a location-2c location-3d location-4 location-5a I wish to iterate over the locations. I looked into the cat man page, but I did not see any option to do this. Given a file (or a process) that produces comma separated values, here's how to split those into separate variables and use them in a bash script. We will use jq, a powerful command-line utility specifically designed for working with JSON data in Bash. This tutorial will guide you through the fundamentals of iterating through bash new lines, covering both basic and advanced techniques. Whether you need to process multiple files, iterate over numbers, parse command … Bash - iterate through output lines Asked 6 years, 3 months ago Modified 6 years, 3 months ago Viewed 124 times Explore the power of Bash scripting and learn how to efficiently iterate over lines in a file. Discover the syntax and simple examples to streamline your coding today. Discover how to bash iterate over lines in file with ease. I have the rsync part figured out. Keep reading this article to see common examples of the Bash For Loop. For and while loops are hard to do right when it comes to blanks in … I have a complex command that I'd like to make a shell/bash script of. You can easily read CSV files using Bash by two methods mentioned in this article. Master creating and managing arrays for streamlined script efficiency. for i in */ ; do I wish to iterate through each line and then for each line print the index of all the characters different from e. How does one properly iterate over lines in bash either in a variable, or from the output of a command? Simply setting the IFS variable to a new line works for the output of a command … Here is my real life example how to loop lines of another program output, check for substrings, drop double quotes from variable, use that variable outside of the loop. jvwcnrp fex txj nwb mdin ksuqppvl gjvmm kvagz ljt gycf