bash.md

bash

Bourne-Again SHell - BASH is a Linux shell and a scripting language.

Bash is the default shell/terminal on most Linux distributions.

Basic Usage

Start a Bash shell:

bash

Execute a command:

bash -c "command"

Run commands from a file:

bash file.sh

To implement a for loop:

for file in $(ls);
do 
    echo "$file found";
done

To turn on debugging and see what commands run in a bash script:

set -x

To turn off debugging in bash:

set +x