diff --git a/app/Module/Base.php b/app/Module/Base.php
index 801922714..e3e7928b7 100755
--- a/app/Module/Base.php
+++ b/app/Module/Base.php
@@ -2818,14 +2818,17 @@ class Base
 
     /**
      * 字节转格式
-     * @param $bytes
+     * @param int|float $bytes
      * @return string
      */
-    public static function readableBytes($bytes)
+    public static function readableBytes(int|float $bytes): string
     {
-        $i = floor(log($bytes) / log(1024));
+        if ($bytes <= 0) {
+            return '0 B';
+        }
+        $i = (int) floor(log($bytes) / log(1024));
         $sizes = ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
-        return sprintf('%.02F', $bytes / pow(1024, $i)) * 1 . ' ' . $sizes[$i];
+        return (string) ((float) sprintf('%.02F', $bytes / pow(1024, $i))) . ' ' . $sizes[$i];
     }
 
     /**