You can use PowerShell to automate almost anything, like batch renaming files for consistency or automating app launches. Let's write a few simple Windows PowerShell scripts to see it in action.

Whether the string you're looking for inside a text file is a single word or a complicated pattern, PowerShell has the ability to find and replace just about anything.

The process is similar to creating any plain text file in PowerShell -- but with a few twists.