15
Introduction to Scripting
In this chapter you will learn:
> How to work from a command prompt
> How to use specific commands
> The basics of shell scripting and scripting in Python, JavaScript, VBScript, batch files, and PowerShell
> The most common use cases for scripting
> How to avoid unintended consequences of scripting
> How to define environment variables and distinguish between system and user environment variables
> How to view and modify environment variables
> The building blocks of scripting: variables and data types
> The three programming constructs used to build all scripts: sequence, selection, and repetition
> How to use relational and logical operators in a script
> The pros and cons of each of six scripting languages
>
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