powershell quick reference

# Get parameters, examples, full and Online help for a cmdlet or function

# Get a list of all Modules
Get-Module -ListAvailable | 
Out-GridView -PassThru -Title 'Available modules'

# Get a list of all functions
Get-Command -CommandType Function | 
Out-GridView -PassThru -Title 'Available functions'

# Get a list of all commandlets
Get-Command -CommandType Cmdlet | 
Out-GridView -PassThru -Title 'Available cmdlets'

# Get a list of all functions for the specified name
Get-Command -Name '*ADGroup*' -CommandType Function | 
Out-GridView -PassThru -Title 'Available named functions'

# Get a list of all commandlets for the specified name
Get-Command -Name '*ADGroup**'  -CommandType Cmdlet | 
Out-GridView -PassThru -Title 'Available named cmdlet'

# get function / cmdlet details
Get-Command -Name Get-ADUser -Syntax
(Get-Command -Name Get-ADUser).Parameters.Keys
Get-help -Name Get-ADUser -Full
Get-help -Name Get-ADUser -Online
Get-help -Name Get-ADUser -Examples

# Get parameter that accepts pipeline input
Get-Help Get-ADUser -Parameter * | 
Where-Object {$_.pipelineInput -match 'true'} | 
Select * 

# List of all parameters that a given cmdlet supports along with a short description:
Get-Help dir -para * | 
Format-Table Name, { $_.Description[0].Text } -wrap


# Find all cmdlets / functions with a target parameter
Get-Command -CommandType Function | 
Where-Object { $_.parameters.keys -match 'credential'} | 
Out-GridView -PassThru -Title 'Available functions which has a specific parameter'

Get-Command -CommandType Cmdlet | 
Where-Object { $_.parameters.keys -match 'credential'} | 
Out-GridView -PassThru -Title 'Results for cmdlets which has a specific parameter'

# Get named aliases 
Get-Alias | 
Out-GridView -PassThru -Title 'Available aliases'

# Get cmdlet / function parameter aliases
(Get-Command Get-ADUser).Parameters.Values | 
where aliases | 
select Name, Aliases | 
Out-GridView -PassThru -Title 'Alias results for a given cmdlet or function.'

### Query Powershell Data Types
[AppDomain]::CurrentDomain.GetAssemblies() | 
Foreach-Object { $_.GetExportedTypes() }

# Or 

[psobject].Assembly.GetType(“System.Management.Automation.TypeAccelerators”)::get

# Or

[psobject].Assembly.GetType("System.Management.Automation.TypeAccelerators")::Get.GetEnumerator() `
| Sort-Object -Property Key

<#
 Get any .NET types and their static methods from PowerShell. 
 Enumerate all that are currently loaded into your AppDomain.
#>  
[AppDomain]::CurrentDomain.GetAssemblies() | 
foreach { $_.GetTypes() } | 
foreach { $_.GetMethods() } | 
where { $_.IsStatic } | 
select DeclaringType, Name | 
Out-GridView -PassThru -Title '.NET types and their static methods'