js获取网页当中所有标签里面的文本

发布网友发布时间：2022-04-19 20:23

共1个回答

热心网友时间：2022-04-22 14:52

<!DOCTYPE HTML>
<html>
<head>
<meta charset=UTF-8>
<title>recursion</title>
<style type="text/css">
</style>
<script type="text/javascript">
var array = [];
    onload = function ()
    {
    var tags = document.body.getElementsByTagName ('*');
    for ( var i = 0; i < tags.length; i++)
    {
    array.push (getText (tags[i]));
    }
    console.log (array);
    }

    var getText = function (dom)
    {
    var index = 0, html = dom.innerHTML;
    while (dom.children.length && index < dom.children.length)
    {
    var chtml = dom.children[index].outerHTML;
html = dom.innerHTML.replace(chtml, '');
    index++;
    }
    return "<font>" + html + "</font>";
    }
</script>
</head>
<body>
<p>
ths is p<a href="">this is a</a>wyz
</p>
<i>this is i</i>
<b>this is b</b>
</body>
</html>

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js获取网页当中所有标签里面的文本