mirror of
https://github.com/fleschutz/PowerShell.git
synced 2024-12-15 19:21:04 +01:00
118 lines
3.1 KiB
Markdown
118 lines
3.1 KiB
Markdown
## The *list-anagrams.ps1* Script
|
|
|
|
This PowerShell script lists all anagrams of the given word.
|
|
|
|
## Parameters
|
|
```powershell
|
|
/home/mf/Repos/PowerShell/Scripts/list-anagrams.ps1 [[-Word] <String>] [[-Columns] <Int32>] [<CommonParameters>]
|
|
|
|
-Word <String>
|
|
Specifies the word to use
|
|
|
|
Required? false
|
|
Position? 1
|
|
Default value
|
|
Accept pipeline input? false
|
|
Accept wildcard characters? false
|
|
|
|
-Columns <Int32>
|
|
Specifies the number of columns
|
|
|
|
Required? false
|
|
Position? 2
|
|
Default value 8
|
|
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
|
|
```powershell
|
|
PS> ./list-anagrams Baby
|
|
|
|
```
|
|
|
|
## Notes
|
|
Author: Markus Fleschutz | License: CC0
|
|
|
|
## Related Links
|
|
https://github.com/fleschutz/PowerShell
|
|
|
|
## Source Code
|
|
```powershell
|
|
<#
|
|
.SYNOPSIS
|
|
Lists all anagrams of the given word
|
|
.DESCRIPTION
|
|
This PowerShell script lists all anagrams of the given word.
|
|
.PARAMETER Word
|
|
Specifies the word to use
|
|
.PARAMETER Columns
|
|
Specifies the number of columns
|
|
.EXAMPLE
|
|
PS> ./list-anagrams Baby
|
|
.LINK
|
|
https://github.com/fleschutz/PowerShell
|
|
.NOTES
|
|
Author: Markus Fleschutz | License: CC0
|
|
#>
|
|
|
|
param([string]$Word = "", [int]$Columns = 8)
|
|
|
|
function GetPermutations {
|
|
[cmdletbinding()]
|
|
Param(
|
|
[parameter(ValueFromPipeline=$True)]
|
|
[string]$String = 'the'
|
|
)
|
|
Begin {
|
|
Function NewAnagram { Param([int]$NewSize)
|
|
if ($NewSize -eq 1) {
|
|
return
|
|
}
|
|
for ($i=0;$i -lt $NewSize; $i++) {
|
|
NewAnagram -NewSize ($NewSize - 1)
|
|
if ($NewSize -eq 2) {
|
|
New-Object PSObject -Property @{
|
|
Permutation = $stringBuilder.ToString()
|
|
}
|
|
}
|
|
MoveLeft -NewSize $NewSize
|
|
}
|
|
}
|
|
Function MoveLeft { Param([int]$NewSize)
|
|
$z = 0
|
|
$position = ($Size - $NewSize)
|
|
[char]$temp = $stringBuilder[$position]
|
|
for ($z=($position+1);$z -lt $Size; $z++) {
|
|
$stringBuilder[($z-1)] = $stringBuilder[$z]
|
|
}
|
|
$stringBuilder[($z-1)] = $temp
|
|
}
|
|
}
|
|
Process {
|
|
$size = $String.length
|
|
$stringBuilder = New-Object System.Text.StringBuilder -ArgumentList $String
|
|
NewAnagram -NewSize $Size
|
|
}
|
|
End {}
|
|
}
|
|
|
|
try {
|
|
if ($Word -eq "" ) {
|
|
$Word = read-host "Enter word"
|
|
$Columns = read-host "Enter number of columns"
|
|
}
|
|
GetPermutations -String $Word | Format-Wide -Column $Columns
|
|
exit 0 # success
|
|
} catch {
|
|
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
|
|
exit 1
|
|
}
|
|
```
|
|
|
|
*Generated by convert-ps2md.ps1 using the comment-based help of list-anagrams.ps1*
|