PowerShell/Docs/list-folder.md

The list-folder.ps1 Script

This PowerShell script lists the content of a directory (alphabetically formatted in columns).

Parameters

/home/mf/Repos/PowerShell/Scripts/list-folder.ps1 [[-searchPattern] <String>] [<CommonParameters>]

-searchPattern <String>
    Specifies the search pattern ("*" by default which means anything)
    
    Required?                    false
    Position?                    1
    Default value                *
    Accept pipeline input?       false
    Accept wildcard characters?  false

[<CommonParameters>]
    This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, 
    WarningVariable, OutBuffer, PipelineVariable, and OutVariable.

Example

PS> ./list-folder C:\*

Notes

Author: Markus Fleschutz | License: CC0

Related Links

https://github.com/fleschutz/PowerShell

Source Code

<#
.SYNOPSIS
	Lists a folder
.DESCRIPTION
	This PowerShell script lists the content of a directory (alphabetically formatted in columns).
.PARAMETER SearchPattern
	Specifies the search pattern ("*" by default which means anything)
.EXAMPLE
	PS> ./list-folder C:\*
.LINK
	https://github.com/fleschutz/PowerShell
.NOTES
	Author: Markus Fleschutz | License: CC0
#>

param([string]$searchPattern = "*")

function GetFileIcon { param([string]$suffix)
	switch ($suffix) {
	".csv"	{return "📊"}
	".epub"	{return "📓"}
	".exe"  {return "⚙️"}
	".gif"	{return "📸"}
	".iso"	{return "📀"}
	".jpg"	{return "📸"}
	".mp3"	{return "🎵"}
	".mkv"	{return "🎬"}
	".zip"  {return "🎁"}
	default {return "📄"}
	}
}

function ListFolder { param([string]$searchPattern)
	$items = Get-ChildItem -path "$searchPattern"
	foreach ($item in $items) {
		$name = $item.Name
		if ($name[0] -eq '.') { continue } # hidden file/dir
		if ($item.Mode -like "d*") { $icon = "📂" } else { $icon = GetFileIcon $item.Extension }
		New-Object PSObject -property @{ Name = "$icon$name" }
	}
}

try {
	ListFolder $searchPattern | Format-Wide -autoSize
	exit 0 # success
} catch {
	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
	exit 1
}

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