Adde New-TempFile cmdlet

Author: alan-null

extensions/New-TempFile.ps1

@@ -0,0 +1,20 @@
+function New-TempFile {
+    <#
+.SYNOPSIS
+Creates a temporary file.
+
+.DESCRIPTION
+The New-TempFile cmdlet creates an empty file that has the .tmp file name extension. This cmdlet names the file `tmp`NNNN`.tmp`, where NNNN is a random hexadecimal number.
+The cmdlet creates the file in your $Env:Temp folder.
+
+.EXAMPLE
+$tempFile = New-TempFile
+
+#>
+    if ($PSVersionTable.PSVersion.Major -ge 5) {
+        return New-TemporaryFile
+    }
+    else {
+        return (New-Item -ItemType File -Path $env:TEMP -Name (New-Guid).Guid)
+    }
+}