HTML DOM modification
Translation results：
Modify HTML = change elements, attributes, styles and events.
HTML DOM modificationsyntax
Modifying the HTML DOM means many different things:
Changing HTML content
Changing CSS styles
Changing HTML attributes
Creating new HTML Element
Delete existing HTML element
Change event (handler)
HTML DOM modificationexample
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
</head>
<body>
<p id="p1">Hello World!</p>
<script>
document.getElementById("p1").innerHTML="新文本!";
</script>
<p>段落通过脚本来修改内容。</p>
</body>
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