Name

#!

Synopsis

#! shell

Description

Used as the first line of a script to invoke the named shell (with optional arguments). Some older, non-Linux systems do not support scripts starting with this line. For example:

                  #!/bin/bash

Get Linux in a Nutshell, Third Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.