这个应该没有问题吧
慕婉清7358510
2018-11-20 13:57
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>无标题文档</title>
</head>
<body>
<div id="content">
<h1>html</h1>
<h1>php</h1>
<h1>javascript</h1>
<h1>jquery</h1>
<h1>java</h1>
</div>
<script type="text/javascript">
function clearText() {
var content=document.getElementById("content");
// 在此完成该函数
var son = content.childNodes;
for(i=1;i<son.length;i++){
var x = content.removeChild(son[i]);
}
}
</script>
<button onclick="clearText()">清除节点内容</button>
</body>
</html>
1回答
-
- 慕慕0508951
- 2018-11-27 17:59:55
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>无标题文档</title>
</head>
<body>
<div id="content">
<h1>html</h1>
<h1>php</h1>
<h1>javascript</h1>
<h1>jquery</h1>
<h1>java</h1>
</div>
<script type="text/javascript">
function clearText() {
var content=document.getElementById("content");
// 在此完成该函数
var con = content.childNodes;
for(var i=0;i<con.length;i++){
content.removeChild(con[i]);
}
clearText();
}
</script>
<button onclick="clearText()">清除节点内容</button>
</body>
</html>
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