腾讯客户端性能分析特价活动

// 示例代码：优化启动流程
async function initializeApp() {
    // 并行加载非关键资源
    const [data, config] = await Promise.all([
        fetchNonCriticalData(),
        loadConfig()
    ]);

    // 执行关键初始化步骤
    setupCoreFeatures(data, config);
}

initializeApp();

// 示例代码：避免内存泄漏
function setupListeners() {
    const button = document.getElementById('myButton');
    button.addEventListener('click', handleClick);

    // 在不需要时移除监听器
    window.addEventListener('unload', () => {
        button.removeEventListener('click', handleClick);
    });
}

// 示例代码：优化网络请求
async function fetchData() {
    try {
        const response = await fetch('https://api.example.com/data', {
            method: 'GET',
            headers: {
                'Content-Type': 'application/json'
            }
        });

        if (!response.ok) {
            throw new Error('Network response was not ok');
        }

        const data = await response.json();
        return data;
    } catch (error) {
        console.error('Fetch error:', error);
        return null;
    }
}