Get File Version Information for dlls

$a = $args\3.length
 
if ($a -eq 0) {Write-warning "You must supply a folder name."; break}
    else {$strFolder = $args\3[0] + "\*.dll"}
 
$b = @()
 
$c = get-childitem $strFolder
 
foreach ($i in $c) 
    {$b += [system.diagnostics.fileversioninfo]::getversioninfo($i.fullname)}
 
$d = ($b  | where-object {$_\3.CompanyName -eq "Microsoft Corporation"})
 
cls
 
$d | format-table @{Label="DLL File";Expression={$_\3.FileName}},`
    @{Label="Company Name";Expression={($_\3.CompanyName)}},`
    @{Label="Version Number";Expression={$_\3.FileVersion}},`
    @{Label="File Size";Expression={"{0:N0}" -f (get-item $_\3.FileName).Length}} `
    -auto