Updated the Markdown manuals

docs/write-centered.md

@@ -0,0 +1,79 @@
+Script: *write-centered.ps1*
+========================
+
+This PowerShell script writes the given text centered to the console.
+
+Parameters
+----------
+```powershell
+PS> ./write-centered.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
+-------
+```powershell
+PS> ./write-headline.ps1 "Hello World"
+						Hello World
+
+```
+
+Notes
+-----
+Author: Markus Fleschutz | License: CC0
+
+Related Links
+-------------
+https://github.com/fleschutz/PowerShell
+
+Script Content
+--------------
+```powershell
+<#
+.SYNOPSIS
+	Writes text centered
+.DESCRIPTION
+	This PowerShell script writes the given text centered to the console.
+.PARAMETER text
+	Specifies the text to write
+.EXAMPLE
+	PS> ./write-headline.ps1 "Hello World"
+							Hello World
+.LINK
+	https://github.com/fleschutz/PowerShell
+.NOTES
+	Author: Markus Fleschutz | License: CC0
+#>
+
+param([string]$text = "")
+
+try {
+	if ($text -eq "") { $text = Read-Host "Enter the text to write" }
+
+	$ui = (Get-Host).ui
+	$rui = $ui.rawui 
+	[int]$numSpaces = ($rui.MaxWindowSize.Width - $text.Length) / 2
+
+	[string]$spaces = ""
+	for ([int]$i = 0; $i -lt $numSpaces; $i++) { $spaces += " " }
+	Write-Host "$spaces$text"
+	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-centered.ps1 as of 05/19/2024 10:25:27)*