修改

app/system/controller/Member.php

@@ -229,6 +229,11 @@ class Member extends BaseController
         if(!in_array((string)$post["type"],["1","-1"])){
             return app('json')->fail('请选择增减');
         }
+        if(!is_numeric($post["into"])){
+            return app('json')->fail('请输入正确的金额');
+        }
+        $post["into"] = bcadd("0",$post["into"],2);
+        
         if ($post['type'] == 1)
             $bool = (new UserDetailModel)->adminAddMoney($userData['uid'], $post['into'],  $request->adminInfo['id'],$post['othen']);