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Changes to take care of unwanted (negative) indices

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Nils Rückmann
2015-09-07 02:17:17 +02:00
parent 367e5c0a20
commit c6f9dccff1
3 changed files with 8 additions and 7 deletions
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2
Behavioral/Iterator/BookList.php
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@@ -9,7 +9,7 @@ class BookList implements \Countable
public function getBook($bookNumberToGet)
{
if ((int)$bookNumberToGet <= $this->count()) {
if (isset($this->books[$bookNumberToGet])) {
return $this->books[$bookNumberToGet];
}