http://aerie.hatenablog.jp/entry/2014/05/21/153927

innerfunc.ps1

function Outer-Func {
  
  function Inner-Func {
    
    param ($x)
    "Inner-Func called: $x"
    
  }

  Inner-Func 1 #ここからは呼べる
}

Outer-Func
Inner-Func 2 # ここからは呼べない

new-person.ps1

function New-Person {

  param(
    [Parameter(Mandatory)]
    [string] $Name,

    [Parameter(Mandatory)]
    [ValidateRange(0, 100)]
    [int] $Age,

    [Parameter(Mandatory)]
    [ValidateSet('Male', 'Female')]
    [string] $Gender)

  [PSCustomObject] @{

    Name = $Name;
    Age = $Age;
    Gender = $Gender;

  }
}

$people = @(

  (New-Person 太郎 28 Male),
  (New-Person 花子 24 Female),
  (New-Person リチャード 41 Male),
  (New-Person メリル 19 Female)
  
)

people.ps1

$people = @(
  @{ Name = '太郎'; Age = 28; Gender = 'Male'; },
  @{ Name = '花子'; Age = 24; Gender = 'Female'; },
  @{ Neme = 'リチャード'; Age = 41; Gender = 'Male'; },
  @{ Name = 'メリル'; Age = 19; Gender = 'Femare'; }
)