The message is saved only for 5 minutes.<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>临时文本库-Temporary Text</title>
<!-- Google tag (gtag.js) -->
<script async src="https://www.googletagmanager.com/gtag/js?id=G-SQSEC9RQH4"></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag(){dataLayer.push(arguments);}
  gtag('js', new Date());

  gtag('config', 'G-SQSEC9RQH4');
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<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/2.2.4/jquery.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.4.1/css/bootstrap.min.css" crossorigin="anonymous">
<script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.4.1/js/bootstrap.min.js" crossorigin="anonymous"></script>

<script>
    
function copyCode(obj){
    //console.log("start select");
    //debugger;
	var copycode=$(obj).prev();
	copycode.select(); // 选择对象
	console.log(copycode.val());
	document.execCommand("Copy"); // 执行浏览器复制命令
	$(obj).after($(".alert"));
	$(".alert").show();
    $('.alert').delay(2000).fadeOut('fast');
}

</script>

    <script>
        document.addEventListener('paste', async (event) => {
            const items = event.clipboardData.items;
            for (const item of items) {
                if (item.type.startsWith('image')) {
                    const file = item.getAsFile();
                    const reader = new FileReader();
                    reader.onload = (e) => {
                        const base64String = e.target.result;
                        document.getElementById('preview').src = base64String;
                        document.getElementById('preview').style.display = 'block';
                        document.getElementsByName('content')[0].value = base64String;
                        document.getElementsByName('content')[0].style.display = 'none';
                        console.log(base64String); // 这里会输出 Base64 编码的字符串
                    };
                    reader.readAsDataURL(file);
                }
            }
        });
    </script>

<a href="/" class="btn btn-info" style='float:right;margin-right:10px;'><span class="glyphicon glyphicon-refresh"></span></a>

<h6 style='float:right;margin-right:10px;'>
2600:1f28:365:80b0:97a4:e9e4:30fc:b589</h6>


<div class="alert alert-success alert-dismissible" role="alert" hidden="hidden">
  <a href="#" class="alert-link">&#8593;已复制该文本框内容。COPIED</a>
</div>
<form action="./index.php" method="post" style='padding:10px;'>
    <textarea name="content" style='border:1px solid black; padding:10px; width:100%; min-height:20%;'></textarea>
    <img id="preview" style="max-width: 100%; display: none;" />
    <input type="submit" name="submit" value="提交" id="submitButton" class="btn btn-success">
</form>
<script>
var isTouchDevice = 'ontouchstart' in document.documentElement;

document.getElementById('submitButton').addEventListener('mouseenter', function(event) {
    if (!isTouchDevice) {
        isTouchDevice = 'mouseEnter';
    }
});

document.getElementById('submitButton').addEventListener('click', function() {
    if (!isTouchDevice) return false;
    var input = document.createElement('input');
    input.type = 'hidden';
    input.name = 'clicked';
    input.value = 'true';
    document.getElementsByTagName('form')[0].appendChild(input);
});
</script>