需求:微信转发链接需要动态显示最新的文章标题
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>标题</title>
<script src="https://cdn.staticfile.org/jquery/1.10.2/jquery.min.js"></script>
<script>
window.onload = function() {
//获取页面中第一个标签内容
var text1 = $("a").filter(":first").text();
$('title').text("标题 " + text1);
}
</script>
</head>
<body>
<div>
<div>
<a>111</a>
</div>
</div>
<div>
<div>
<a>222</a>
</div>
</div>
<div>
</div>
</body>
</html>