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PHP Build a Basic PHP Website (2018) Listing and Sorting Inventory Items Array Keys

Rex Irvin Carpen
Rex Irvin Carpen
3,314 Points
Posted by Rex Irvin Carpen
Rex Irvin Carpen
3,314 Points

I am confused what to do with this task do i use array_key?

what do i have to do finish this task?

index.php 
<?php

$books["978-0743261690"] = "Gilgamesh";
$books["978-0060931957"] = "The Odyssey";
$books["978-0192840509"] = "Aesop's Fables";
$books["978-0520227040"] = "Mahabharta";
$books["978-0393320978"] = "Beowulf";

?><html>
<head>
    <title>Five Great Books</title>
</head>
<body>
    <h1>Five Great Books</h1>
    <ul>
        <?php foreach($books as $book) { ?>
            <li><?php echo $book; ?></li>
        <?php } ?>
    </ul>
</body>
</html>

1 Answer

Dave StSomeWhere
Dave StSomeWhere
19,870 Points
Dave StSomeWhere
Dave StSomeWhere
19,870 Points

This challenge is asking you to change the foreach loop. So, array_keys() is on the right track since ISBN is the array key. The foreach loop is current only using the value, how do you change it to use Key and Value?