From 714df3dda4e723b505530743fd483791dd47ecc6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=90=91=E6=9E=97?= <as2252258@163.com>
Date: Tue, 9 Nov 2021 11:15:43 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E5=90=8D?=
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---
 src/Traits/Builder.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/Traits/Builder.php b/src/Traits/Builder.php
index 4481d76..55e6827 100644
--- a/src/Traits/Builder.php
+++ b/src/Traits/Builder.php
@@ -212,6 +212,8 @@ trait Builder
 	{
 		$_array = [];
 		foreach ($condition as $key => $value) {
+			if (is_null($value)) continue;
+
 			$value = is_numeric($value) ? $value : '\'' . $value . '\'';
 			if (!is_numeric($key)) {
 				$_array[] = sprintf('%s = %s', $key, $value);