Bash Shebang | bash function return string | bash call function | bash function example

Bash Shebang, The bash shebang is a special line at the beginning of a bash script that tells the operating system which interpreter to use to run the script. The shebang is a two-line sequence that begins with a hash character (#) followed by an exclamation point (!). The rest of the second line specifies the path to the interpreter. For bash scripts, the shebang is typically: #!/bin/bash This tells the operating system to use the bash interpreter to run the script. The shebang is important because it ensures that the script is run with the correct interpreter. This is especially important for scripts that are intended to be portable, as the location of the interpreter may vary from system to system. Here is an example of a simple bash script: Bash #!/bin/bash echo "Hello, world!" Use code with caution. Learn more This script will print the message "Hello, world!" to the terminal. To run the script, simply save it as a file with a .sh extension (e.g. hello.sh) and then make it executable by running the following command: