Another update from ingydotnet^djgoku

Task/Phrase-reversals/PowerShell/phrase-reversals.psh

@@ -0,0 +1,13 @@
+function reverse($a, $sep = "") {
+    if($a.Length -gt 0) {
+        $a = $a[($a.Length -1)..0] -join $sep
+    }
+    $a
+}
+$line = "rosetta code phrase reversal"
+$task1 = reverse $line
+$task2 = ($line -split " " | foreach{ reverse $_  }) -join " "
+$task3 = reverse ($line -split " ") " "
+$task1
+$task2
+$task3