节点类型nodeType

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<html lang="en">
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    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>节点类型nodeTypetitle>
    
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<body>
    <div><h3>nodeType类型表h3><strong>前面的数字就是ele.nodeType返回的值strong><br /><br /><img src="../img/nodeType.png" alt="">div>
    <script>
        var div=document.getElementsByTagName("div")[0];//获取div元素
        console.log(div.nodeType);//打印div的节点类型值
    script>
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