optimized code

Author: Sandro Keil

.gitignore

@@ -1,7 +1,3 @@
-.settings
-.buildpath
-.project
 vendor
 composer.lock
 _build
-.idea

src/Hydrator/AddressListStrategy.php

@@ -11,7 +11,6 @@
 
 use Sake\BlockchainWalletApi\Exception\RuntimeException;
 use Zend\Stdlib\Hydrator\Strategy\StrategyInterface;
-use \Sake\BlockchainWalletApi\Response;
 
 /**
  * Strategy for a list of addresses from request

src/Service/BlockchainWalletOptions.php

@@ -9,7 +9,6 @@
 
 namespace Sake\BlockchainWalletApi\Service;
 
-use Sake\BlockchainWalletApi\Hydrator;
 use Zend\Http\Request;
 use Zend\ServiceManager\ServiceLocatorInterface;
 use Zend\Stdlib\AbstractOptions;

src/Validator/BitcoinAddress.php

@@ -84,7 +84,9 @@ protected function decode($address)
         $chars = '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz';
         $return = '0';
 
-        for ($i = 0; $i < strlen($address); $i++) {
+        $length = strlen($address);
+
+        for ($i = 0; $i < $length; $i++) {
             $current = (string) strpos($chars, $address[$i]);
             $return = (string) bcmul($return, '58', 0);
             $return = (string) bcadd($return, $current, 0);