[int]$FizzRunningTotal = 0
[int]$FizzBuzzRunningTotal = 0
[int]$BuzzRunningTotal = 0
# Scriptblocks
$Mod15 = [Scriptblock]::Create('param([int]$Number) $FizzBuzzRunningTotal = $FizzBuzzRunningTotal + $_')
$Mod5 = [Scriptblock]::Create('param([int]$Number) $BuzzRunningTotal = $BuzzRunningTotal + $_')
$Mod3 = [Scriptblock]::Create('param([int]$Number) $FizzRunningTotal = $FizzRunningTotal + $_')
1..15 | ForEach-Object {
    switch ($_) {
        { $_ % 15 -eq 0 } {$Mod15.InvokeReturnAsIs($_); break }
        { $_ % 5 -eq 0 }  {$Mod5.InvokeReturnAsIs($_);  break }
        { $_ % 3 -eq 0 }  {$Mod3.InvokeReturnAsIs($_);  break }
    }
    [PSCustomObject]@{
        Number     = $_
        FizzRunningTotal = $FizzRunningTotal
        BuzzRunningTotal = $BuzzRunningTotal
        FizzBuzzRunningTotal = $FizzBuzzRunningTotal
    }
} | Format-Table -AutoSize