bash echo to file and stdout
Yes it is possible, just redirect the output (AKA stdout ) to a file: ... Bash has no shorthand syntax that allows piping only StdErr to a second command, which ... ,but that should only append to the file, not write to stdout. How can I write to stdout and append to a file in the same bash line? Share. Share a link to this ... ,2017年1月10日 — First, you should avoid echo to output arbitrary data. On systems other than Linux-based ones, you could use: logfile=/dev/stdout. For Linux, that ... ,2017年8月1日 — How to redirect output to a file and stdout (11 answers) ... someappendedfile.txt , in which case the command does not appear in bin/bash. ,This works: command | tee -a "$log_file". tee saves input to a file (use -a to append rather than overwrite), and copies the input to standard output as well. ,2011年8月28日 — In bash, calling foo would display any output from that command on the stdout. Calling foo > output would redirect any output from that command to the file specified (in this case 'output'). ,2019年3月23日 — Since that phrase is a mouthful, everyone calls it “standard output”, or “stdout”, ... To see some stderr output, try catting a file that doesn't exist:. ,2020年4月19日 — And finally you can redirect stderr and stdout to stderr. How to save terminal output to a file. By default, the command sends outputs to stdout and ... ,2013年8月27日 — #!/bin/bash LOG_FILE=/tmp/both.log exec > >(tee $LOG_FILE}) 2>&1 echo "this is stdout" chmmm 77 /makeError. The file /tmp/both.log ...
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 bash echo to file and stdout 相關參考資料
command line - How do I save terminal output to a file? - Ask ...
Yes it is possible, just redirect the output (AKA stdout ) to a file: ... Bash has no shorthand syntax that allows piping only StdErr to a second command, which ... https://askubuntu.com echo to stdout and append to file - Stack Overflow
but that should only append to the file, not write to stdout. How can I write to stdout and append to a file in the same bash line? Share. Share a link to this ... https://stackoverflow.com Elegant solution to echo to either stdout or file in bash - Unix ...
2017年1月10日 — First, you should avoid echo to output arbitrary data. On systems other than Linux-based ones, you could use: logfile=/dev/stdout. For Linux, that ... https://unix.stackexchange.com How to echo and save at the same time? - Stack Overflow
2017年8月1日 — How to redirect output to a file and stdout (11 answers) ... someappendedfile.txt , in which case the command does not appear in bin/bash. https://stackoverflow.com how to output text to both screen and file inside a shell script ...
This works: command | tee -a "$log_file". tee saves input to a file (use -a to append rather than overwrite), and copies the input to standard output as well. https://unix.stackexchange.com How to redirect output to a file and stdout - Stack Overflow
2011年8月28日 — In bash, calling foo would display any output from that command on the stdout. Calling foo > output would redirect any output from that command to the file specified (in this case ... https://stackoverflow.com InputOutput Redirection in the Shell - Thoughtbot
2019年3月23日 — Since that phrase is a mouthful, everyone calls it “standard output”, or “stdout”, ... To see some stderr output, try catting a file that doesn't exist:. https://thoughtbot.com Save terminal output to a file under Linux or Unix bash - nixCraft
2020年4月19日 — And finally you can redirect stderr and stdout to stderr. How to save terminal output to a file. By default, the command sends outputs to stdout and ... https://www.cyberciti.biz Writing outputs to log file and console - Stack Overflow
2013年8月27日 — #!/bin/bash LOG_FILE=/tmp/both.log exec > >(tee $LOG_FILE}) 2>&1 echo "this is stdout" chmmm 77 /makeError. The file /tmp/both.log ... https://stackoverflow.com |