From bba3ca5ce9c7809ca4c231ac794306045f1042d2 Mon Sep 17 00:00:00 2001
From: sy-records <52o@qq52o.cn>
Date: Fri, 16 Jun 2023 15:02:45 +0800
Subject: [PATCH 1/2] fix: Enhancement of isExternal

---
 src/core/util/core.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/core/util/core.js b/src/core/util/core.js
index 985a0e829..e1e585d53 100644
--- a/src/core/util/core.js
+++ b/src/core/util/core.js
@@ -96,5 +96,8 @@ export function isExternal(url) {
   ) {
     return true;
   }
+  if (/^\/\\/.test(url)) {
+    return true;
+  }
   return false;
 }

From 942a162d2f91019c01065d5ffb03cfb94b7e020c Mon Sep 17 00:00:00 2001
From: sy-records <52o@qq52o.cn>
Date: Fri, 16 Jun 2023 15:20:48 +0800
Subject: [PATCH 2/2] test: add test for isExternal

---
 test/unit/core-util.test.js | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/test/unit/core-util.test.js b/test/unit/core-util.test.js
index 0ebbf7bbd..a6ff7d3ef 100644
--- a/test/unit/core-util.test.js
+++ b/test/unit/core-util.test.js
@@ -59,5 +59,17 @@ describe('core/util', () => {
 
       expect(result).toBeTruthy();
     });
+
+    test('external url with one \\', () => {
+      const result = isExternal('/\\example.github.io/docsify/demo.md');
+
+      expect(result).toBeTruthy();
+    });
+
+    test('external url with two \\', () => {
+      const result = isExternal('/\\\\example.github.io/docsify/demo.md');
+
+      expect(result).toBeTruthy();
+    });
   });
 });