Capturing multiple line output into a Bash variable
Capturing multiple line output into a Bash variable Ask ion Asked 14 years 9 months ago Modified 10 months ago Viewed 355k times 686 I ve got a script myscript that outputs the following abc def ghi in another script I call declare RESULT myscript and RESULT gets the value abc def ghi
How to capture terminal sessions and output with the Linux script command, The Linux script command creates a typescript file from your terminal session This means that if you invoke the script command you are dropped to a watched and recorded terminal session subshell that s saved to an ASCII text file When created with a timing file you can replay the session including output
How to redirect shell command output Enable Sysadmin
How to redirect shell command output Learn how to process the output of shell commands within a script and send it to files devices or other commands or scripts Posted April 21 2022 Roberto Nozaki Sudoer Red Hat Photo by Isaque Pereira from Pexels
Shell Capture exit code and output of a command Unix Linux Stack , Capture exit code and output of a command Ask ion Asked 7 years 9 months ago Modified 5 years 3 months ago Viewed 19k times 5 I d like to do 1 sh usr bin env bash set eu r 0 a 2 sh r echo a echo r 2 sh usr bin env bash echo output exit 2 But it outputs 1 sh output 0 I d like to have 2 here
Capture all the output of a script to a file from the script itself
Capture all the output of a script to a file from the script itself , I have a bash script that calls various commands and prints some output both from the called commands themselves such as git pull and informative messages generated by the script itself such as Operation took XX minutes I d like to capture the whole output to a file from the script itself basically I m trying to avoid the need to call myscript sh tee file txt for non relevant here
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Command line How to record the output of a bash script from terminal
Command line How to record the output of a bash script from terminal If you want to capture stderr output as well make that some command tee output file txt I think is a csh ism but it works in modern bash and is easier than the 2 1 thing Running it without c command option will run shell and allows saving the shell session to a file
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By default the shell stores no information about the output of a command We can refer back to the exit code of the last command We can also run the history command to see the command lines of each operation Thus we need to run the command a certain way to capture its output Automatically Capture Output of the Last Command Into a Baeldung. Capture output of a bash command parse it and store into different bash variables Ask ion Asked 10 years 3 months ago Modified 10 years 3 months ago Viewed 24k times 6 Explanation I have a small bash script which simply runs any Linux command e g say ifconfig The typical output of ifconfig is something like this Basic Usage The script command can be run without any arguments script A new capturing session will start Your terminal session will be saved to typescript in your working directory You can specify a different file by giving script an argument script example session Use your shell to execute the command sequence you want to record
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