Fixed syntax (backward compatibility for PHP 5.6)

CHANGELOG.md

@@ -1,6 +1,9 @@
 Changelog
 =========
 
+## 1.4.8 (2021-06-20)
+ * Fixed syntax (backward compatibility for PHP 5.6)
+
 ## 1.4.7 (2021-06-08)
  * Added `StringHelper::formatBytes()` method
 

README.md

@@ -19,6 +19,7 @@ To install the helpers, run the following command in the console:
 `$ composer require "wdmg/yii2-helpers"`
 
 # Status and version [ready to use]
+* v.1.4.8 - Backward compatibility for PHP 5.6
 * v.1.4.7 - Added `StringHelper::formatBytes()` method
 * v.1.4.6 - Added `ExchangeRates` helper
 * v.1.4.5 - Added methods for working with timezones `DateAndTime::getTimezones(...)`

composer.json

@@ -4,7 +4,7 @@
   "keywords": ["yii", "yii2", "extension", "helper", "array-helper", "daterime-helper", "ip-helper", "string-helper", "text-analyzer", "utilities", "wdmg"],
   "type": "yii2-extension",
   "license": "MIT",
-  "version": "1.4.7",
+  "version": "1.4.8",
   "homepage": "https://github.com/wdmg/yii2-helpers",
   "support": {
     "source": "https://github.com/wdmg/yii2-helpers",

src/ArrayHelper.php

@@ -6,7 +6,7 @@
  * Yii2 Custom array helper
  *
  * @category        Helpers
- * @version         1.4.7
+ * @version         1.4.8
  * @author          Alexsander Vyshnyvetskyy <[email protected]>
  * @link            https://github.com/wdmg/yii2-helpers
  * @copyright       Copyright (c) 2019 - 2021 W.D.M.Group, Ukraine
@@ -390,7 +390,7 @@ public static function changeKey($array = [], $keySetOrCallBack = [])
             if (is_callable($keySetOrCallBack))
                 $key = call_user_func_array($keySetOrCallBack, [$k, $v]);
             else
-                $key = $keySetOrCallBack[$k] ?? $k;
+                $key = isset($keySetOrCallBack[$k]) ? $keySetOrCallBack[$k] : $k;
 
             $output[$key] = is_array($v) ? self::changeKey($v, $keySetOrCallBack) : $v;
         }

src/DateAndTime.php

@@ -6,7 +6,7 @@
  * Yii2 Date and Time helper
  *
  * @category        Helpers
- * @version         1.4.7
+ * @version         1.4.8
  * @author          Alexsander Vyshnyvetskyy <[email protected]>
  * @link            https://github.com/wdmg/yii2-helpers
  * @copyright       Copyright (c) 2019 - 2021 W.D.M.Group, Ukraine

src/DbSchemaTrait.php

@@ -6,7 +6,7 @@
  * Yii2 Extend DB schema
  *
  * @category        Helpers
- * @version         1.4.7
+ * @version         1.4.8
  * @author          Alexsander Vyshnyvetskyy <[email protected]>
  * @link            https://github.com/wdmg/yii2-helpers
  * @copyright       Copyright (c) 2019 - 2021 W.D.M.Group, Ukraine

src/ExchangeRates.php

@@ -6,7 +6,7 @@
  * Yii2 Exchange Rates
  *
  * @category        Helpers
- * @version         1.4.7
+ * @version         1.4.8
  * @author          Alexsander Vyshnyvetskyy <[email protected]>
  * @link            https://github.com/wdmg/yii2-helpers
  * @copyright       Copyright (c) 2019 - 2021 W.D.M.Group, Ukraine

src/FileHelper.php

@@ -6,7 +6,7 @@
  * Yii2 Custom file helper
  *
  * @category        Helpers
- * @version         1.4.7
+ * @version         1.4.8
  * @author          Alexsander Vyshnyvetskyy <[email protected]>
  * @link            https://github.com/wdmg/yii2-helpers
  * @copyright       Copyright (c) 2019 - 2021 W.D.M.Group, Ukraine

src/IpAddressHelper.php

@@ -6,7 +6,7 @@
  * Yii2 IP address helper
  *
  * @category        Helpers
- * @version         1.4.7
+ * @version         1.4.8
  * @author          Alexsander Vyshnyvetskyy <[email protected]>, Jonavon Wilcox <[email protected]>, Manuel Kasper <[email protected]>
  * @see             https://gist.github.com/stibiumz/5e6a92a195c50c875649, https://gist.github.com/jonavon/2028872, http://m0n0.ch/wall, https://www.experts-exchange.com/questions/23903322/Need-PHP-code-for-calculating-subnets.html
  * @link            https://github.com/wdmg/yii2-helpers