Zend PHP 5.3 Certification Exam

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Question 39/69

What is the output of the following code?


<?php

function format(&$item) {
   $item = strtoupper($item) . '.';
   return $item;
}
$shopping = array("fish", "bread", "eggs", "jelly", "apples");
array_walk($shopping, "format");
$shopping = sort($shopping);
echo $shopping[1];
?>

"APPLES."

"apples"

"BREAD."

nothing (no output)

"fish"

Back

What is the output of the following code? <?php function format(&$item) { $item = strtoupper($item) . '.'; return $item; } $shopping = array("fish", "bread", "eggs", "jelly", "apples"); array_walk($shopping, "format"); $shopping = sort($shopping); echo $shopping[1]; ?>

What is the output of the following code?

<?php function format(&$item) { $item = strtoupper($item) . '.'; return $item; } $shopping = array("fish", "bread", "eggs", "jelly", "apples"); array_walk($shopping, "format"); $shopping = sort($shopping); echo $shopping[1]; ?>