> Not a bug. The unset ($ar) in the unset all function removes the reference to the 
>global variabele.

If you remove the "//"s, the array $ar is still available in UnsetAll()

>   function UnsetAll() {
>     global $ar;
>     //echo "t1s: <br>n"; ListIt(); echo ":t1e <br>n";
>     unset($ar);
>     //echo "t2s: <br>n"; ListIt(); echo ":t2e <br>n";
>   }

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