diff --git a/branch/latest/md5.js b/branch/latest/md5.js
index 0baa6e6..cbda434 100644
--- a/branch/latest/md5.js
+++ b/branch/latest/md5.js
@@ -1,7 +1,8 @@
 // let document = document;
 // let window = window;
 
-'use strict';
+// 'use strict';
+// 兼容nodejs, 要不然 window = {}; 会崩
 
 let name_input = "test\ntest2";
 let assets_data = {
@@ -10,9 +11,13 @@ let assets_data = {
 };
 
 let run_env = {
-
+    from_code: (typeof window == "undefined"),
+    is_node: (typeof Bun == "undefined"),
+    is_bun: (typeof Bun != "undefined"),
 };
 
+console.log("run_env", run_env);
+
 let from_code = typeof window == "undefined";