HTML DOM ??? - HTML ??? ????.

HTML DOM ??? ???

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getElementById() ???? ????

getElementsByTagName() ???? ????

getElementsByClassName() ???? ????

HTML DOM ??? ?

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
</head>
<body>

<p id="intro">Hello World!</p>
<p>這個(gè)實(shí)例演示了 <b>getElementById</b> 方法!</p>

<script>
x=document.getElementById("intro");
document.write("<p>段落的文本為: " + x.innerHTML + "</p>");
</script>

</body>
</html>

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