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Internal/package-zerocore/Coalesce.php

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+<?php namespace ZN;
+/**
+ * ZN PHP Web Framework
+ * 
+ * "Simplicity is the ultimate sophistication." ~ Da Vinci
+ * 
+ * @package ZN
+ * @license MIT [http://opensource.org/licenses/MIT]
+ * @author  Ozan UYKUN [ozan@znframework.com]
+ */
+
+class Coalesce
+{
+    /**
+     * Null Coalesce
+     * 
+     * @param mixed & $var
+     * @param mixed   $value
+     * 
+     * @return void
+     */
+    public static function null( & $var, $value = NULL)
+    {
+        $var = $var ?? $value;
+    }
+
+    /**
+     * False Coalesce
+     * 
+     * @param mixed & $var
+     * @param mixed   $value
+     * 
+     * @return void
+     */
+    public static function false( & $var, $value = NULL)
+    {
+        $var = $var === false ? $value : $var;
+    }
+
+    /**
+     * Empty Coalesce
+     * 
+     * @param mixed & $var
+     * @param mixed   $value
+     * 
+     * @return void
+     */
+    public static function empty( & $var, $value = NULL)
+    {
+        $var = empty($var) ? $value : $var;
+    }
+}