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Learn the basics of BASH scripting! Bash is a concise scripting language that is used on Unix, Linux, and older versions of Windows and Apple Macs. During this course you will learn to create, execute, document, and comment a Bash script. See how to pass and use arguments; access, display, redirect, get input and output, and return results. Then learn to control and manipulate constants as well as running scripts. See how to create, manipulate, use, and export variables. Study ways to control variable scope, define environmental variables, and set string data output. Conclude by creating and use your own library of functions.

Bash syntax is a scripting language used for data manipulation. During this course, you will learn how to form conditional statements and evaluate them with the Bash test command tool. Begin by creating compound conditional statements with comparison operators. Next, learn how to use a for loop construct within a Shell script. Other topics include wildcards, while loops, until loops, break and continue commands, and case statements. From there you will observe how to create an array, and manipulate data. Then discover how to perform simple math operations, calculate floating point math, and convert numbers between bases. Conclude by employing Bash's string manipulation operations and learn the basic syntax to manipulate strings, directories, and directory structures.

Explore Bash advanced scripting, such as how to parse output from external commands and handle file I/O. See how to catch and trap interrupts and signals. Employ brace expansion with data ranges. Generate and execute strings as commands with eval. Apply default values for input to handle undefined variables. Create a recursive function and script. Display textual progress indicators. Make a dynamic script inside a script. Read data from a text file into an array, with map file. Edit File Contents with the sed command, and select data from files with the awk command.