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@@ -2,7 +2,6 @@
 
 
 namespace Lib\Mail;
 namespace Lib\Mail;
 
 
-use Lib\Mail\MailFun;
 
 
 /**
 /**
  * 解析邮件body内容
  * 解析邮件body内容

@@ -234,8 +234,8 @@ class MailFun {
      * @time 2023/4/3 10:24
      * @time 2023/4/3 10:24
      */
      */
     public static function isBase64($str){
     public static function isBase64($str){
-        $oldStr = str_replace([' ',"\n","\r"],'',rtrim($str,'='));
-        return $oldStr == base64_encode(base64_decode($str));
+        $oldStr = str_replace(["\n","\r"],'',rtrim($str,'='));
+        return $oldStr == rtrim(base64_encode(base64_decode($str)),'=');
     }
     }