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What is printed?

Name: Anonymous 2008-11-04 12:43

<?php



$foo = array('0' => 'Hello',

             '1' => 'Dave');



$zot = array('0' => 'Ping',

             '1' => 'Pong');



foreach ($foo as $bar) {

  foreach ($zot as $bar) {

    // ...

  }

  echo $bar;

}

 

?>

Name: Anonymous 2008-11-04 15:20

it outputs PongPong.
try using a real language:

#!/usr/bin/env perl

@foo = qw(Hello Dave);

@zot = qw(Ping Pong);

for $bar (@foo) {

  for $bar (@zot) {

    # ...

  }

  print $bar;

}

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