PowerShell/Docs/write-rot13.md

The write-rot13.ps1 PowerShell Script

This PowerShell script writes text encoded or decoded with ROT13.

Parameters

write-rot13.ps1 [[-text] <String>] [<CommonParameters>]

-text <String>
    Specifies the text to write
    
    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> ./write-rot13 "Hello World"

Notes

Author: Markus Fleschutz | License: CC0

Related Links

https://github.com/fleschutz/PowerShell

Source Code

<# .SYNOPSIS Writes text encoded or decoded with ROT13 .DESCRIPTION This PowerShell script writes text encoded or decoded with ROT13. .PARAMETER text Specifies the text to write .EXAMPLE PS> ./write-rot13 "Hello World" .LINK https://github.com/fleschutz/PowerShell .NOTES Author: Markus Fleschutz | License: CC0 #>

param([string]$text = "")

function ROT13 { param([string]$text) $text.ToCharArray() | ForEach-Object { if ((([int] $_ -ge 97) -and ([int] $_ -le 109)) -or (([int] $_ -ge 65) -and ([int] $_ -le 77))) { $Result += [char] ([int] $_ + 13); } elseif ((([int] $_ -ge 110) -and ([int] $_ -le 122)) -or (([int] $_ -ge 78) -and ([int] $_ -le 90))) { $Result += [char] ([int] $_ - 13); } else { $Result += $_ }
} return $Result }

try { if ($text -eq "" ) { $text = read-host "Enter text to write" }

$Result = ROT13 $text
write-output $Result
exit 0 # success

} catch { "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])" exit 1 }

Generated by convert-ps2md.ps1 using the comment-based help of write-rot13.ps1