Posts on ‘December 15th, 2009’

$Null or Nothing?

Dec 15th, 2009
by Arnim van Lieshout.
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When looking at a lot of PowerCLI scripts available I noticed that people tend to forget to validate their output. For example let’s look at the following piece of code:
$Vms = Get-VM
Although this command will return a collection in almost all cases, it can however return 3 different output types. It can return a collection, [...]