Merge pull request #17 from Borales/array-enh

Adding ability to find required value from CAttributeCollection

Helpers/ArrayX.php

@@ -30,7 +30,7 @@ class ArrayX
 	 *        $name = ArrayX::get($array, 'user.name', 'Taylor');
 	 * </code>
 	 *
-	 * @param  array $array
+	 * @param  array|\CAttributeCollection $array
 	 * @param  string $key
 	 * @param  mixed $default
 	 * @return mixed
@@ -39,6 +39,10 @@ public static function get($array, $key, $default = null)
 	{
 		if (is_null($key)) return $array;
 
+		// In case if given array is instance of CAttributeCollection.
+		// For example, Yii::app()->params value
+		if($array instanceof \CAttributeCollection) $array = $array->toArray();
+
 		// To retrieve the array item using dot syntax, we'll iterate through
 		// each segment in the key and look for that value. If it exists, we
 		// will return it, otherwise we will set the depth of the array and