PowerShell Core for Linux Administrators Cookbook

How it works...

As we can see, it is more efficient to write, execute, as well as troubleshoot a Switch–Case construct in such situations, rather than writing a series of If–ElseIf–ElseIf–ElseIf–...–Else statements. To define a catch-all action in Switch–Case, use Default.

The Switch–Case construct also supports wildcard (-Wildcard) and regex (-Regex). In general, it is not a good practice to omit Default unless all the possible outcomes have been covered.

The working of Switch–Case is simple: it checks the condition against all the values among the definitions, and whenever it finds a condition to be true, it executes the corresponding script block. Therefore, if three conditions among five are met, the three script blocks will be executed. ...