Data commit

Task/Strip-control-codes-and-extended-characters-from-a-string/PowerShell/strip-control-codes-and-extended-characters-from-a-string-1.psh

@@ -0,0 +1,47 @@
+function Remove-Character
+{
+    [CmdletBinding(DefaultParameterSetName="Control and Extended")]
+    [OutputType([string])]
+    Param
+    (
+        [Parameter(Mandatory=$true,
+                   ValueFromPipeline=$true,
+                   ValueFromPipelineByPropertyName=$true,
+                   Position=0)]
+        [string]
+        $String,
+
+        [Parameter(ParameterSetName="Control")]
+        [switch]
+        $Control,
+
+        [Parameter(ParameterSetName="Extended")]
+        [switch]
+        $Extended
+    )
+
+    Begin
+    {
+        filter Remove-ControlCharacter
+        {
+            $_.ToCharArray() | ForEach-Object -Begin {$out = ""} -Process {if (-not [Char]::IsControl($_)) {$out += $_ }} -End {$out}
+        }
+
+        filter Remove-ExtendedCharacter
+        {
+            $_.ToCharArray() | ForEach-Object -Begin {$out = ""} -Process {if ([int]$_ -lt 127) {$out += $_ }} -End {$out}
+        }
+    }
+    Process
+    {
+        foreach ($s in $String)
+        {
+            switch ($PSCmdlet.ParameterSetName)
+            {
+                "Control"  {$s | Remove-ControlCharacter}
+                "Extended" {$s | Remove-ExtendedCharacter}
+                Default    {$s | Remove-ExtendedCharacter | Remove-ControlCharacter}
+            }
+        }
+    }
+}

Task/Strip-control-codes-and-extended-characters-from-a-string/PowerShell/strip-control-codes-and-extended-characters-from-a-string-2.psh

@@ -0,0 +1,6 @@
+$test = "$([char]9)Français."
+
+"Original string              : `"$test`""
+"Control characters stripped  : `"$($test | Remove-Character -Control)`""
+"Extended characters stripped : `"$($test | Remove-Character -Extended)`""
+"Control & extended stripped  : `"$($test | Remove-Character)`""

Task/Strip-control-codes-and-extended-characters-from-a-string/PowerShell/strip-control-codes-and-extended-characters-from-a-string-3.psh

@@ -0,0 +1 @@
+"Français", "Čeština" | Remove-Character -Extended