完善功能

app/admin/service/member/MemberService.php

@@ -56,7 +56,7 @@ class MemberService
         foreach ($rows as &$row) {
             $row['info'] = [
                 'member_info_nickname' => $row['member_info_nickname'] ?? '',
-                'member_info_headimg' => !empty($row['member_info_headimg']) ?? ''
+                'member_info_headimg' => !empty($row['member_info_headimg']) ? $row['member_info_headimg'] : ''
             ];
             $row['cert'] = [
                 'member_cert_birth' => $row['member_cert_birth'],