App下載
實(shí)例代碼( Tip: 登錄后體驗更佳 )
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>W3Cschool教程(w3cschool.cn)</title>
</head>
<body>
<p>点击文档任意处修改背景颜色。</p>
<script>
document.addEventListener("click", function(){
    document.body.style.backgroundColor = "red";
});
</script>
</body>
</html>
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