multi dimen. arrays tutorial probs

Original - php Code <?PHP $books = array(0=>array('name'='A Book','price'=>9.99),1=>array('name'='Another Book','price'=>17.99)); ?> <?PHP echo $books[0]['name']; echo $books[1]['price']; $books[0]['price'] = 12.99; foreach($books as $onebook) { echo $onebook['name'] . " sells for $". $onebook['price'] . "<BR>n"; } ?>

 
<?PHP
$books = array(0=>array('name'='A Book','price'=>9.99),1=>array('name'='Another Book','price'=>17.99));
?> 
 
<?PHP
echo $books[0]['name'];
echo $books[1]['price'];
$books[0]['price'] = 12.99;
foreach($books as $onebook) {
   echo $onebook['name'] . " sells for $". $onebook['price'] . "<BR>n";
}
?> 

Original - php Code 0 => array ('name'=>'A Book','price'=>9.99), 1 => array ('name'=>'Another Book','price'=>17.99)

 
 
    0 => array ('name'=>'A Book','price'=>9.99),
    1 => array ('name'=>'Another Book','price'=>17.99)