Fixed PHP 8.1 deprecation warning (#475)

JayBizzle · Dec 7, 2021 · f9d63a3 · f9d63a3
1 parent 487b73e
commit f9d63a3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/CrawlerDetect.php b/src/CrawlerDetect.php
@@ -165,7 +165,7 @@ public function isCrawler($userAgent = null)
         $agent = trim(preg_replace(
             "/{$this->compiledExclusions}/i",
             '',
-            $userAgent ?: $this->userAgent
+            $userAgent ?: $this->userAgent ?: ''
         ));
 
         if ($agent === '') {