Paste the following lines into it: #!/bin/bash First, open a new shell script file with a text editor of your choice: nano hello.sh We will create a new variable called learningbash and print out the words Hello World.
Hello World is the most simple bash script to start with. We will also cover functions, arrays, loops, and much more. The following section will cover 25 of the most popular bash scripting examples, including variable manipulation and echoing out various values. For this reason, bash scripting is the go-to choice for increasing productivity, setting up automation, and eliminating repetitive tasks. For example, a Linux user can execute hundreds of commands with a single click instead of inputting them one by one. To put it simply, the bash interpreter reads the bash script and executes the commands at the same time. A file that includes such instructions is called a bash script. Bash – or shell scripting – on the other hand is the process of writing a set of commands to be executed on a Linux system.
Before we move on to the topic of bash scripting use cases, we need to elaborate on what bash and bash scripting are.īash is a command-line interface interpreter that runs in a text window where users can manage and execute shell commands.
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