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Learning Shell Scripting with Zsh by Gastón Festari

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Extended Globbing

As you might have noticed at this point, when it comes to Globbing, zsh goes above and beyond the call of duty and then some more. What we'll discuss next is the more advanced aspects of Globbing, commonly referred to as extended Globbing. Put simply, we'll learn a new set of characters and expressions that expand on what we have been using to provide even more functionality to the shell's operations. However, before we ride that horse, pry open that .zshrc file of yours and add the following option:

setopt EXTENDED_GLOB

Or call it from your terminal if you plan on adding it later on. As we'll see in no time, extended Globbing is there to give a special meaning to characters like #, which if you recall, is typically used for comments. ...

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