From 15d5ea1e7d4d2df40df7b0cb3f7da1afb62fbe36 Mon Sep 17 00:00:00 2001
From: Meekdai <meekdai@163.com>
Date: Mon, 29 Jul 2024 10:15:23 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A6=82=E6=9E=9C=E6=96=87=E7=AB=A0=E4=B8=AD?=
 =?UTF-8?q?=E6=B2=A1=E6=9C=89=E6=A0=87=E9=A2=98=E5=B1=9E=E6=80=A7=EF=BC=8C?=
 =?UTF-8?q?=E5=88=99=E4=B8=8D=E5=88=9B=E5=BB=BATOC?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 plugins/GmeekTOC.js | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/plugins/GmeekTOC.js b/plugins/GmeekTOC.js
index eb8a9d2..c52edff 100644
--- a/plugins/GmeekTOC.js
+++ b/plugins/GmeekTOC.js
@@ -2,9 +2,15 @@ function createTOC() {
     var tocElement = document.createElement('div');
     tocElement.className = 'toc';
     var contentContainer = document.getElementById('content');
-    contentContainer.prepend(tocElement);
+    
     const headings = contentContainer.querySelectorAll('h1, h2, h3, h4, h5, h6');
+    
+    if (headings.length === 0) {
+        return;  // 如果没有标题元素，则不创建TOC
+    }
+    
     tocElement.insertAdjacentHTML('afterbegin', '<div class="toc-title">文章目录</div>');
+    
     headings.forEach(heading => {
         if (!heading.id) {
             heading.id = heading.textContent.trim().replace(/\s+/g, '-').toLowerCase();
@@ -16,10 +22,11 @@ function createTOC() {
         link.style.paddingLeft = `${(parseInt(heading.tagName.charAt(1)) - 1) * 10}px`;
         tocElement.appendChild(link);
     });
+    
     tocElement.insertAdjacentHTML('beforeend', '<a href="#" class="toc-end" onclick="window.scrollTo({top:0,behavior: \'smooth\'});">Top</a>');
+    contentContainer.prepend(tocElement);
 }
 
-
 document.addEventListener("DOMContentLoaded", function() {
     createTOC();
     var css = `
@@ -89,4 +96,4 @@ document.addEventListener("DOMContentLoaded", function() {
     };
 
     console.log("\n %c GmeekTOC Plugins https://github.com/Meekdai/Gmeek \n","padding:5px 0;background:#C333D0;color:#fff");
-});
\ No newline at end of file
+});