PowerShell tips

  1. Get-Alias gp*
  2.  
  3. "hello, world".gettype()
  4.  
  5. [datetime]$a="4/20/2020"
  6.  
  7. $a|get-member
  8.  
  9. Get-Help "Get-Service" -Examples
  10.  
  11. $b = @()
  12. $a = "" | select name,count
  13. $b += $a
  14. $b | Add-Member -MemberType NoteProperty -Name Attribute1 -Value "" -force
  15.  
  16. $ErrorActionPreference = 'SilentlyContinue'
  17.  
  18. $dataCollection = [PSCustomObject]@{
  19.    TXT = Resolve-DnsName $domain -Type TXT -Server 8.8.8.8
  20. }
  21.  
  22. $Report = [System.Collections.Generic.List[Object]]::new()
  23. $ReportLine = [PSCustomObject] @{
  24. TimeStamp = Get-Date
  25. User = "abc"
  26. Action = "def"
  27. Service = Get-Service }
  28. $Report.Add($ReportLine)
  29.  
  30. $a="one
  31. two
  32. three".split("`n")
  33.  
  34. Add-PSSnapin Microsoft.Exchange.Management.PowerShell.SnapIn
  35.  
  36. (Get-Mailbox -anr filip|Get-MailboxStatistics).TotalItemSize.Value.toBytes()
  37.  
  38. [Microsoft.Exchange.Data.ByteQuantifiedSize]::parse("34.01 MB (35,666,338 bytes)")
  39.  
  40. ("34.01 MB (35,666,338 bytes)"|%{`
  41. ($_.Substring($_.indexof("(")+1,$_.indexof("b")-$_.indexof("(")-2)) -replace(",","")`
  42. })/1MB
  43.  
  44. GCM exsetup |%{$_.Fileversioninfo}