bash read stdin
The following solution reads from a file if the script is called with a file name as the first parameter $1 otherwise from standard input. while read ...,You can open the file on a file descriptor other than standard input. For example: while read -u 3 line; do # read from fd 3 read -p "Y or N: " INPUT # read from ...
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 bash read stdin 相關參考資料
Bash Read Stdin from Given PID - Stack Overflow
You cannot interact with a program's file descriptors after it has been started. The entries in /proc/$pid/fd/ simply tell you where the file ... https://stackoverflow.com How to read from a file or STDIN in Bash? - Stack Overflow
The following solution reads from a file if the script is called with a file name as the first parameter $1 otherwise from standard input. while read ... https://stackoverflow.com How to read from file *and* stdin in bash - Stack Overflow
You can open the file on a file descriptor other than standard input. For example: while read -u 3 line; do # read from fd 3 read -p "Y or N: " INPUT # read from ... https://stackoverflow.com Read from a file and stdin in Bash - Stack Overflow
You can use cat - or cat /dev/stdin : while read line; do # your code done < <(cat "$1" -). or while read line; do # your code done < <(cat "$1" ... https://stackoverflow.com Read line by line from standard input Bash - Stack Overflow
How do I read line by line from standard input in Bash? Until now I used "read string" but I do not think that it reads a line at a time. https://stackoverflow.com read stdin in function in bash script - Stack Overflow
If the question is How do I pass stdin to a bash function? , then the answer is: Shellscript functions take stdin the ordinary way, as if they were ... https://stackoverflow.com User Input - Bash Scripting Tutorial
Reading from STDIN. It's common in Linux to pipe a series of simple, single purpose commands together to create a larger solution tailored to our exact needs. The ... https://ryanstutorials.net Why isn't it possible to read from `stdin` with `read` when ...
It has something to do with read reading from stdin which doesn't work because stdin is already "taken" (?) by cat feeding bash via the pipe? https://unix.stackexchange.com |