指令碼基於註釋的幫助

<#

.SYNOPSIS
    Reads a CSV file and filters it.

.DESCRIPTION
    The ReadUsersCsv.ps1 script reads a CSV file and filters it on the 'UserName' column.

.PARAMETER Path
    Specifies the path of the CSV input file.

.INPUTS
    None. You cannot pipe objects to ReadUsersCsv.ps1.

.OUTPUTS
    None. ReadUsersCsv.ps1 does not generate any output.

.EXAMPLE
    C:\PS> .\ReadUsersCsv.ps1 -Path C:\Temp\Users.csv -UserName j.doe

#>
Param
(
    [Parameter(Mandatory=$true,ValueFromPipeline=$false)]
    [System.String]
    $Path,
    [Parameter(Mandatory=$true,ValueFromPipeline=$false)]
    [System.String]
    $UserName
)

Import-Csv -Path $Path | Where-Object -FilterScript {$_.UserName -eq $UserName}

可以通過執行 Get-Help -Name ReadUsersCsv.ps1 -Full 來顯示上面的指令碼文件：