交作業(yè)，感覺大家的超級麻煩
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>style樣式</title>
</head>
<body>
? <h2 id="con">I love JavaScript</H2>
? <p> JavaScript使網(wǎng)頁顯示動態(tài)效果并實(shí)現(xiàn)與用戶交互功能。</p>
? <script type="text/javascript">
? ?var a =document.getElementById("con");
? ?a.style.color="red";
? ?a.style.backgroundColor="#CCC"
? ?a.style.display="none";
? </script>
</body>
</html>
2022-01-15
用js代碼改樣式后期用到的不多