Html 学习笔记 打印网页

<!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>
</head>

<body>
    <span id='div1'>把要打印的内容放这里</span>
    <p>所有内容</p>
    <div id="div2">div2的内容</div>
    <a href="javascript:printme()" target="_self">打印</a>
    <script language="javascript">
        function printme() {
            document.body.innerHTML = document.getElementById('div1').innerHTML+'<br/>'+document.getElementById('div2').innerHTML;
            window.print();
        }
    </script>
</body>

</html>