Starting a shared function to write to a log

Script Logging/Write-Log.ps1

@@ -0,0 +1,30 @@
+function Write-Log {
+    # Write a string of text to the host and a log file simultaneously.
+    [CmdletBinding()]
+    [OutputType([string])]
+        param (
+            # The message to display and write to a log
+            [Parameter(Mandatory)]
+            [string]
+            $LogText,
+
+            # Type of output to send
+            [Parameter()]
+            [ValidateSet('Both','HostOnly','LogOnly')]
+            [string]
+            $Output = 'Both'
+        )
+
+        switch ($Output) {
+            Both {
+                Write-Host "$LogText"
+                [void]$LogStringBuilder.AppendLine($LogText)
+            }
+            HostOnly {
+                Write-Host "$LogText"
+            }
+            LogOnly {
+                [void]$LogStringBuilder.AppendLine($LogText)
+            }
+        }
+} # end function Write-Log