<?php
namespace def { class xyz {
public function __construct()
{
echo “XYZ from DEF namespace”;
}
}
}
namespace  {
class xyz {
public function __construct()
{
echo “XYZ from Globar namespace”;
} }
use defxyz as def;
$obj=new def();
}
?>

<?php
namespace defghi;
class xyz
{

}
?>