# Use Get-ChildItem normally
Get-ChildItem -Path C:\Windows\System32 -Filter *.ocx -File -Force -Attributes !Offline+!ReadOnly+!Hidden -Name

# Re-format the Get-ChildItem parameters using backticks
Get-ChildItem -Path C:\Windows\System32 `
              -Filter *.ocx `
              -File `
              -Force `
              -Attributes !Offline+!ReadOnly+!Hidden `
              -Name

# Store parameters in a string and execute using Invoke-Expression
$System32String = "-Path C:\Windows\System32 -Filter *.ocx -File -Force -Attributes !Offline+!ReadOnly+!Hidden -Name"
Invoke-Expression -Command "Get-ChildItem $System32String"

# Execute Get-ChildItem using Splatting
$System32Splat = @{ Path = 'C:\Windows\System32'
                    Filter = '*.ocx'
                    File = $true
                    Force = $true
                    Attributes = '!Offline+!ReadOnly+!Hidden'
                    Name = $true
                    }
Get-ChildItem @System32Splat

# View the contents and object type of the Hashtable
$System32Splat
$System32Splat.GetType()

# Change the filter in the hashtable
$System32Splat.Filter = '*.dll'
$System32Splat
Get-ChildItem @System32Splat

# Remove the filter and add the parameter manually
$System32Splat.Remove('Filter')
Get-ChildItem @System32Splat -Filter *.ocx

# Combine two separate hashtables and splat into the Cmdlet
$System32OCXFilter = @{ Filter = '*.ocx' }
Get-ChildItem @System32Splat @System32OCXFilter

# Change the Attributes property and execute Get-Childitem
$System32Splat.Attributes = '!Offline+!ReadOnly+Hidden'
Get-ChildItem @System32Splat @System32OCXFilter

# Example WMI query and the splat alternative
Get-WmiObject -Namespace Root\Cimv2 -Class Win32_Service -ComputerName jbdc01.jb.com -Filter "Name = 'ADWS' OR Name = 'AeLookupSvc' OR Name = 'ALG'" -ErrorAction Stop
$WMIService = @{ Namespace = 'Root\Cimv2'
                 Class = 'Win32_Service'
                 ComputerName = 'jbdc01.jb.com'
                 Filter = "Name = 'ADWS' OR Name = 'AeLookupSvc' OR Name = 'ALG'"
                 ErrorAction = 'Stop'
                 }
Get-WmiObject @WMIService

# Function to demo the splatting functionality
function Get-ComputerOS {
param (
    $ComputerName = $env:COMPUTERNAME,
    [switch]$DisplayAll,
    [switch]$DisplayOSName,
    [switch]$DisplayKernel
)
    # Setup Wmi Hashtable
    $WMIOS = @{ Namespace = 'Root\Cimv2'
                Class = 'Win32_OperatingSystem'
                ComputerName = 'jbdc01.jb.com'
                ErrorAction = 'Stop'
                }
    
    # Setup Select-Object Hashtable
    $SelectedProperty = @{}
    switch ($x) {
        {$DisplayAll} {[string[]]$SelectedProperty.Property += '*'}
        {$DisplayOSName} {[string[]]$SelectedProperty.Property += 'Caption'}
        {$DisplayKernel} {[string[]]$SelectedProperty.Property += 'Version'}
    }

    Get-WmiObject @WMIOS | Select-Object @SelectedProperty
}

Get-ComputerOS
Get-ComputerOS -DisplayOSName -DisplayKernel
Get-ComputerOS -DisplayAll
Get-ComputerOS -DisplayOSName 

# Create an AD User
$password = (ConvertTo-SecureString -AsPlainText 'Secret01' -Force)
New-ADUser -Name 'Deborah Anderson' -SamAccountName 'deborahanderson' -AccountPassword $password -UserPrincipalName 'DeborahAnderson@jb.com' -Enabled:$true -Surname 'Anderson' -GivenName 'Deborah' -Path "OU=Management,OU=Human Resources,DC=jb,DC=com" -Description 'Manager of HR Department' -HomeDrive H: -HomeDirectory \\JBDC01.JB.COM\Home\deborahanderson -DisplayName 'Deborah Anderson' -Department 'Human Resources'

# Create an AD User using splatting
$ADSplat = @{ Name = 'Deborah Anderson2'
              SamAccountName = 'deborahanderson2'
              AccountPassword = $password
              UserPrincipalName = 'DeborahAnderson2@jb.com'
              Enabled = $true
              Surname = 'Anderson'
              GivenName = 'Deborah'
              Path = 'OU=Management,OU=Human Resources,DC=jb,DC=com'
              Description = 'Manager of HR Department'
              HomeDrive = 'H:'
              HomeDirectory = '\\JBDC01.JB.COM\Home\deborahanderson2'
              DisplayName = 'Deborah Anderson'
              Department = 'Human Resources'
              }
New-ADUser @ADSplat

# ForEach-Object only utilizing the process block
1..5 | ForEach-Object {$_}

# ForEach-Object utilizing Begin/Process/End blocks
1..5 | ForEach-Object -Begin {$CountofObjects = 0 ; "Starting ForEach-Object loop..."} -Process {$CountofObjects++ ; "Current Object is `'$_`'"} -End {"Total amount of Objects processed: $CountofObjects"}

# Build a ForEach-Object loop using Splatting
$ForEachSplat = @{ Begin =   {$CountofObjects = 0
                              "Starting ForEach-Object loop..."
                             }
                   Process = {$CountofObjects++
                              "Current Object is `'$PSItem`'"
                             }
                   End =     {"Total amount of Objects processed: $CountofObjects"}
                   }

'A','B','D' | ForEach-Object @ForEachSplat