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没有src属性的iframe

没有src属性的iframe

作者: LuckySweet123 | 来源:发表于2021-09-02 18:30 被阅读0次
<!DOCTYPE html>
<html lang="en">

<head>
    <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>Document</title>
    <style>

    </style>
</head>

<body>
    <div class="container" id="con">
        你好
        <!-- <iframe id="mainIframe" name="mainIframe" src="./index.html" frameborder="0" scrolling="auto"></iframe> -->
        <iframe id="mainIframe" name="mainIframe" frameborder="0" scrolling="auto">
            mmmm
        </iframe>
    </div>
</body>
<script>
    const dom = document.getElementById('mainIframe')
    const z = window.frames["mainIframe"].document.getElementsByTagName('body');
    console.log(z[0], 'zz')
    const a = z[0]
    li = document.createElement('li');
    a.appendChild(li)
</script>

</html>
console.png

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