From 0b2ae98489fb282821ae08ba79cac2d429b4a347 Mon Sep 17 00:00:00 2001
From: Alejandro Mostajo <amostajo@gmail.com>
Date: Thu, 24 Oct 2019 21:06:34 -0600
Subject: [PATCH] Update QueryBuilder.php

Codacy code fixes.
---
 src/QueryBuilder.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/QueryBuilder.php b/src/QueryBuilder.php
index f671119..2e31247 100644
--- a/src/QueryBuilder.php
+++ b/src/QueryBuilder.php
@@ -11,7 +11,7 @@
  * @author 10 Quality <info@10quality.com>
  * @license MIT
  * @package wp-query-builder
- * @version 1.0.5.1
+ * @version 1.0.5.2
  */
 class QueryBuilder
 {
@@ -146,7 +146,7 @@ public function where( $args )
                         ? '`' . $value['key'] . '`'
                         : ( is_array( $arg_value )
                             ? ( '(\'' . implode( '\',\'', $arg_value ) . '\')' )
-                            : ( is_null( $arg_value )
+                            : ( $arg_value === null
                                 ? 'null'
                                 : $wpdb->prepare( is_numeric( $arg_value ) ? '%d' : '%s' , $arg_value )
                             )