Widget:Testlog

<script>

   (() => {
     console.log('[MathJax] 开始监控 MathJax 状态');
     
     // 1. 仅配置日志相关的部分
     window.MathJax = {
       startup: {
         pageReady: () => {
           console.log('[MathJax] 页面准备就绪，开始初始化');
           return MathJax.startup.defaultPageReady();
         }
       },
       options: {
         renderActions: {
           addMenu: [],
           checkLoading: [],
           typeset: []
         }
       }
     };
     
     // 2. 监听 MathJax 全局事件
     const originalOnLoad = window.onload;
     window.onload = function() {
       console.log('[MathJax] 窗口加载完成');
       if (originalOnLoad) originalOnLoad.apply(this, arguments);
     };
     
     // 3. 检查是否已存在 MathJax
     if (window.MathJax && window.MathJax.version) {
       console.log('[MathJax] MathJax 已预先加载，版本:', window.MathJax.version);
     } else {
       console.log('[MathJax] 等待 MathJax 加载');
     }
     
     // 4. 设置 MutationObserver 监控 MathJax 脚本加载
     const observer = new MutationObserver((mutations) => {
       mutations.forEach((mutation) => {
         mutation.addedNodes.forEach((node) => {
           if (node.tagName === 'SCRIPT' && 
               node.src && 
               node.src.includes('mathjax')) {
             console.log('[MathJax] 检测到 MathJax 脚本标签:', node.src);
             
             // 监听脚本加载事件
             node.addEventListener('load', () => {
               console.log('[MathJax] MathJax 脚本加载成功');
               if (window.MathJax && window.MathJax.startup) {
                 console.log('[MathJax] MathJax 实例创建成功');
               }
             });
             
             node.addEventListener('error', () => {
               console.error('[MathJax] MathJax 脚本加载失败');
             });
           }
         });
       });
     });
     
     // 开始监控 document.head
     observer.observe(document.head, { childList: true });
     
     console.log('[MathJax] 监控器已启动');
   })();

</script>