Fixed typo

Author: Alienpruts

chap-03/doubly-linked-lists.php

@@ -11,7 +11,7 @@
 
 require_once __DIR__ . '/../vendor/autoload.php';
 
-define("SEPERATOR", PHP_EOL . "**********************************" . PHP_EOL);
+define("SEPARATOR", PHP_EOL . "**********************************" . PHP_EOL);
 
 $bookTitles = new DoublyLinkedList();
 
@@ -23,8 +23,8 @@
 
 // Display data
 $bookTitles->displayForward();
-echo SEPERATOR;
+echo SEPARATOR;
 
 // Display data backwards
 $bookTitles->displayBackward();
-echo SEPERATOR;
+echo SEPARATOR;

chap-03/linked-lists.php

@@ -10,7 +10,7 @@
 
 require_once __DIR__ . '/../vendor/autoload.php';
 
-define("SEPERATOR", PHP_EOL . "**********************************" . PHP_EOL);
+define("SEPARATOR", PHP_EOL . "**********************************" . PHP_EOL);
 
 $bookTitles = new LinkedList();
 
@@ -21,7 +21,7 @@
 
 // Display data
 $bookTitles->display();
-echo SEPERATOR;
+echo SEPARATOR;
 
 // Insert a new book as the first element of the list.
 $bookTitles->insertAtFirst("Introducing PHP to noobs");
@@ -31,47 +31,47 @@
 // Search for a existing title, and a non-existing title.
 var_dump($bookTitles->search("Introducing PHP to noobs")->data);
 var_dump($bookTitles->search("Clever stuff"));
-echo SEPERATOR;
+echo SEPARATOR;
 
 // Insert a title before another title
 $bookTitles->insertBefore("Handsome developers", "Programming Intelligence");
 
 $bookTitles->display();
-echo SEPERATOR;
+echo SEPARATOR;
 
 // Insert a title after another title
 $bookTitles->insertAfter("The complex anatomy of a developer", "Introduction to Algorithms");
 
 $bookTitles->display();
-echo SEPERATOR;
+echo SEPARATOR;
 
 // Delete the first entry in the list
 var_dump($bookTitles->deleteFirst());
 
 $bookTitles->display();
-echo SEPERATOR;
+echo SEPARATOR;
 
 // Delete the last entry in the list
 var_dump($bookTitles->deleteLast());
 
 $bookTitles->display();
-echo SEPERATOR;
+echo SEPARATOR;
 
 // Search and delete a entry from the list.
 $bookTitles->delete("Introduction to PHP Data Structures");
 
 $bookTitles->display();
-echo SEPERATOR;
+echo SEPARATOR;
 
 // Reverse the list
 $bookTitles->reverse();
 
 $bookTitles->display();
-echo SEPERATOR;
+echo SEPARATOR;
 
 // Retrieve the 2nd item from the list
 echo $bookTitles->getItemByPosition(2)->data;
-echo SEPERATOR;
+echo SEPARATOR;
 
 // We've made the list Iterable, reverse list again and loop through it.
 $bookTitles->reverse();