PowerShell testing empty parameters with if and false

PowerShell testing empty parameters with if and falseI just ran into the most interesting behavior.  I say that because I never ran into it before. In many of my scripts I evaluate to see if a value has been passed in order to decide if I am going to process something. Within my scripts it simply looks like this: if ($VirtualMachineMigration) { } If this parameter contains something, then act