fixed some issue about array index

Author: nahid

examples/index.php

@@ -1,8 +1,6 @@
 <?php
 
-$rootDir = str_replace('\\', '/', dirname(__DIR__, 1)) . DIRECTORY_SEPARATOR;
-
-require $rootDir . 'vendor/autoload.php';
+require '../vendor/autoload.php';
 
 use Nahid\JsonQ\Jsonq;
 

src/JsonQueriable.php

@@ -271,7 +271,11 @@ protected function processConditions()
                 foreach ($cond as $rule) {
                     $func = 'cond' . ucfirst($this->_rulesMap[$rule['condition']]);
                     if (method_exists($this, $func)) {
-                        $return = call_user_func_array([$this, $func], [$val[$rule['key']], $rule['value']]);
+                        if (isset($val[$rule['key']])) {
+                            $return = call_user_func_array([$this, $func], [$val[$rule['key']], $rule['value']]);
+                        }else {
+                            $return = false;
+                        }
                         $tmp &= $return;
                     } else {
                         throw new ConditionNotAllowedException('Exception: ' . $func . ' condition not allowed');