Added a toArray() method to the collection and a test

Author: paquettg

README.md

@@ -66,7 +66,7 @@ You can also mount a static facade for the Dom object.
 PHPHtmlParser\StaticDom::mount();
 
 Dom::load('tests/big.hmtl');
-$objects Dom::find('.content-border');
+$objects = Dom::find('.content-border');
 
 ```
 

src/PHPHtmlParser/Dom/Collection.php

@@ -133,9 +133,21 @@ public function offsetGet($offset)
         return isset($this->collection[$offset]) ? $this->collection[$offset] : null;
     }
 
+    /**
+     * Returns this collection as an array.
+     *
+     * @return array
+     */
+    public function toArray()
+    {
+    	return $this->collection;
+    }
+
 	/**
 	 * Similar to jQuery "each" method. Calls the callback with each
 	 * Node in this collection.
+	 *
+	 * @param callback $callback
 	 */
     public function each($callback)
     {

tests/CollectionTest.php

@@ -42,4 +42,23 @@ public function testCallMagic()
 		$selector = new Selector('div * a');
 		$this->assertEquals($child3->id(), $selector->find($root)->id());
 	}
+
+	public function testToArray()
+	{
+		$root   = new HtmlNode(new Tag('root'));
+		$parent = new HtmlNode(new Tag('div'));
+		$child1 = new HtmlNode(new Tag('a'));
+		$child2 = new HtmlNode(new Tag('p'));
+		$child3 = new HtmlNode(new Tag('a'));
+		$root->addChild($parent);
+		$parent->addChild($child1);
+		$parent->addChild($child2);
+		$child2->addChild($child3);
+
+		$selector   = new Selector('a');
+		$collection = $selector->find($root);
+		$array      = $collection->toArray();
+		$lastA      = end($array);
+		$this->assertEquals($child3->id(), $lastA->id());
+	}
 }