Bash Scripting Read input from command line Linux Tutorials Learn
Bash Read Input. Type a sentence and press enter. confirm && [ [ $confirm == [yy] || $confirm == [yy] [ee] [ss] ]] || exit 1.
Bash Scripting Read input from command line Linux Tutorials Learn
When we create bash scripts, it can be handy to take user input. Web we can simply get user input from the read command in bash. Echo $reply the $reply variable stores the read command message. You can use it like this: For example, bash yourscript < /foo/bar will wait for user input, this is acceptable only when reading passwords. You can also create bash scripts that prompt the user to provide input through the keyboard. Retrieve the message with the echo command: #!usr/bin/env bash read name echo hello, $name. Type a sentence and press enter. It provides a lot of options and arguments along with it for more flexible usage, but we’ll cover them in the next few sections.
It then assigns the entered value to one or more variables for further script processing. Using var=value cmd syntax makes sure ifs is only set differently for the duration of that cmd command. Retrieve the message with the echo command: Type a sentence and press enter. For example, bash yourscript < /foo/bar will wait for user input, this is acceptable only when reading passwords. In this tutorial, we’ll take a look at how to do this with the read command. Web we can simply get user input from the read command in bash. Echo $reply the $reply variable stores the read command message. #!usr/bin/env bash read name echo hello, $name. confirm && [ [ $confirm == [yy] || $confirm == [yy] [ee] [ss] ]] || exit 1. Read the prompt waits for the user input.
