Removed the 2nd parameter, $fallback, from the match method

Author: JanPetterMG

README.md

@@ -46,7 +46,7 @@ var_dump($parser->stripVersion());
 /* googlebot */
 ```
 
-### Find different groups the User-Agent belongs to.
+### Find different groups the User-Agent belongs to
 ```php
 use vipnytt\UserAgentParser;
 
@@ -60,11 +60,11 @@ var_dump($parser->export());
 ```
 
 ### Determine the correct group
-Determine the correct group of records by finding the group with the most specific user-agent that still matches.
+Determine the correct group of records by finding the group with the most specific user-agent that still matches
 ```php
 use vipnytt\UserAgentParser;
 
 $parser = new UserAgentParser('googlebot-news');
-var_dump($parser->match(['googlebot/2.1', 'googlebot-images','googlebot']));
+var_dump($parser->match(['googlebot/2.1', 'googlebot-images', 'googlebot']));
 /* googlebot */
 ```

composer.json

@@ -18,7 +18,8 @@
   "minimum-stability": "dev",
   "prefer-stable": true,
   "require": {
-    "php": ">=5.4.0"
+    "php": ">=5.4.0",
+    "ext-mbstring": "*"
   },
   "require-dev": {
     "phpunit/phpunit": ">=4.0",

src/UserAgentParser.php

@@ -21,11 +21,7 @@ class UserAgentParser
      */
     public function __construct($userAgent)
     {
-        if (!extension_loaded('mbstring')) {
-            throw new Exception('The extension `mbstring` must be installed and loaded for this library');
-        }
         mb_detect_encoding($userAgent);
-
         $this->userAgent = mb_strtolower(trim($userAgent));
         $this->explode();
     }
@@ -61,20 +57,19 @@ public function stripVersion()
 
     /**
      * Find matching User-Agent
-     * Selects the best matching from an array, or $fallback if none matches
+     * Selects the best matching from an array, or false if none matches
      *
      * @param array $array
-     * @param string|null $fallback
      * @return string|false
      */
-    public function match($array, $fallback = null)
+    public function match($array)
     {
         foreach ($this->groups as $userAgent) {
             if (in_array($userAgent, array_map('mb_strtolower', $array))) {
                 return $userAgent;
             }
         }
-        return isset($fallback) ? $fallback : false;
+        return false;
     }
 
     /**