Chapter 22. Converting Your Old Scripts: Out with the Old, In with the New
In This Chapter
Breathing new life into your Windows Shell Scripts
Moving your WSH scripts to Windows PowerShell
Interacting with COM
Getting your feet wet in ADO.NET
If you've been in the business of Windows administration for any amount of time, you probably already have a collection of scripts that you use to make your life easier. More than likely, these scripts are written in Windows Shell Scripting (also known as batch files) or in VBScript or JScript for Windows Scripting Host (WSH). Most of the time, it makes the most sense to continue using those scripts in their current form and to use Windows PowerShell for any new scripts you create.
Although that system is the path of least resistance, when it comes to understanding a new scripting language, nothing is better than revisiting old scripts and converting them to the new language. For starters, it gives you the opportunity to go over your old code to see where you can improve. I've done this a couple of times, only to find myself chuckling over rookie mistakes and, in some cases, finding dramatic changes that increase the script's performance and reliability. The other benefit is that you already know the logic of the old script, so the exercise of converting it to Windows PowerShell is purely that of understanding how to do the same thing in a new language.
In this chapter, you explore techniques for migrating your existing Windows Shell or Windows Scripting ...
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