diff --git a/src/Library/Util.php b/src/Library/Util.php
index 2d58577..33f25af 100644
--- a/src/Library/Util.php
+++ b/src/Library/Util.php
@@ -340,6 +340,9 @@ final class Util
 
     /**
      * 移除内容中图片的文件域名
+     * @param string|array $content 内容
+     * @param string|null $fileDomain 文件域名
+     * @return array|string
      */
     public static function removeFileDomain(array|string $content, ?string $fileDomain = null): array|string
     {
@@ -349,4 +352,39 @@ final class Util
         $fileDomain = $fileDomain ?? self::getFileDomainFromNacos() . '/';
         return str_replace($fileDomain, '', $content);
     }
+
+    /**
+     * 使用正则替换内容中的图片路径
+     * @param array|string $content 内容
+     * @param string|null $oldDomain 旧域名
+     * @param string $search 搜索字符串
+     * @param string $replace 替换字符串
+     * @return array|string
+     */
+    public static function replaceImgDomainPreg(array|string $content, ?string $oldDomain, string $search = '', string $replace = ''): array
+    {
+        if (empty($content)) {
+            return $content;
+        }
+        $content = self::removeFileDomain($content, $oldDomain);
+        $filePath = [];
+        $content = preg_replace_callback('/<img([^>]*src\s*=\s*["\'])([^"\']*)(["\'][^>]*)>/i', function ($matches) use ($search, $replace, &$filePath) {
+            $prefix = $matches[1];
+            $src = $matches[2];
+            $suffix = $matches[3];
+
+            if (!empty($search)) {
+                $newSrc = str_replace($search, $replace, $src);
+            } else {
+                $newSrc = $src;
+            }
+            $filePath[] = [
+                'old' => $src,
+                'new' => $newSrc
+            ];
+            return '<img' . $prefix . $newSrc . $suffix . '>';
+        }, $content);
+
+        return [$content, $filePath];
+    }
 }