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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                獲取元素方法 通過標簽修改樣式 ~~~ <div></div> <script> // 獲取頁面元素 let divTag = document.querySelector('div') // 修改樣式 divTag.style.width = '200px' divTag.style.height = '200px' divTag.style.backgroundColor = 'blue' </script> ~~~ 通過類名修改樣式 ~~~ <div></div> <script> // 獲取頁面元素 let divTag = document.querySelector('div') divTag.className = 'active' // 追加一個類名 divTag.classList.add('active') // 刪除一個類名 divTag.classList.remove('active') // 切換一個類名,如果有就刪除,反正添加 divTag.classList.toggle('active') </script> ~~~
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