first commit

cshenfu

2025-04-22 6c5ee436d0301711a8ef91e4a418e7a5306264fb

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
 
    </style>
</head>
<body>
    <div id="qrCode"></div> 
    <button onclick="exportImages()">Export Images</button>  
</body>
<script src="./JS/jquery.js"></script>
<script src="./JS/qrcode.js"></script>
<script>
    function exportImages() {  
  // 获取所有的canvas元素  
  var canvasElements = document.getElementsByTagName('canvas');  
  var exportedImages = []; // 用于存储导出的图像数据URL  
  
  // 循环遍历每个canvas元素  
  for (var i = 0; i < canvasElements.length; i++) {  
    var canvas = canvasElements[i];  
    var context = canvas.getContext('2d');  
    // 在这里可以绘制您想要导出的内容到context中  
    // ...  
  
    // 将canvas导出为图像数据URL  
    var imageDataURL = canvas.toDataURL('image/png');  
    exportedImages.push(imageDataURL);  
  }  
  console.log(exportedImages.length)
  // 下载导出的图像数据URL为文件  
  downloadImages(exportedImages, 'image');  
}  
  
function downloadImages(images, folderPath) {  
  for (var i = 0; i < images.length; i++) {  
    var link = document.createElement('a');  
    link.href = images[i];  
    link.download = folderPath + '/image' + (i + 1) + '.png'; // 根据需要修改文件名和扩展名  
    link.style.display = 'none'; // 隐藏链接元素，使其不会在页面上显示  
    document.body.appendChild(link); // 将链接元素添加到页面中，触发浏览器的下载功能  
    link.click(); // 模拟用户单击链接，触发下载操作  
    document.body.removeChild(link); // 下载完成后，从页面中移除链接元素  
  }  
} 
// 'http://hanzi4000.pass-ez.com/audio/first?book=1','http://hanzi4000.pass-ez.com/audio/first?book=2','http://hanzi4000.pass-ez.com/audio/first?book=3','http://hanzi4000.pass-ez.com/audio/first?book=4',
var url_arr = ['http://hanzi4000.pass-ez.com/audio/first?title=258']
// var url_arr = ['http://hanzi4000.pass-ez.com/audio/first?title=1','http://hanzi4000.pass-ez.com/audio/first?title=2','http://hanzi4000.pass-ez.com/audio/first?title=3','http://hanzi4000.pass-ez.com/audio/first?title=4','http://hanzi4000.pass-ez.com/audio/first?title=5','http://hanzi4000.pass-ez.com/audio/first?title=6','http://hanzi4000.pass-ez.com/audio/first?title=7','http://hanzi4000.pass-ez.com/audio/first?title=8','http://hanzi4000.pass-ez.com/audio/first?title=9','http://hanzi4000.pass-ez.com/audio/first?title=10','http://hanzi4000.pass-ez.com/audio/first?title=11','http://hanzi4000.pass-ez.com/audio/first?title=12','http://hanzi4000.pass-ez.com/audio/first?title=13','http://hanzi4000.pass-ez.com/audio/first?title=14','http://hanzi4000.pass-ez.com/audio/first?title=15','http://hanzi4000.pass-ez.com/audio/first?title=16','http://hanzi4000.pass-ez.com/audio/first?title=17','http://hanzi4000.pass-ez.com/audio/first?title=18','http://hanzi4000.pass-ez.com/audio/first?title=19','http://hanzi4000.pass-ez.com/audio/first?title=20','http://hanzi4000.pass-ez.com/audio/first?title=21','http://hanzi4000.pass-ez.com/audio/first?title=22','http://hanzi4000.pass-ez.com/audio/first?title=23','http://hanzi4000.pass-ez.com/audio/first?title=24','http://hanzi4000.pass-ez.com/audio/first?title=25','http://hanzi4000.pass-ez.com/audio/first?title=26','http://hanzi4000.pass-ez.com/audio/first?title=27','http://hanzi4000.pass-ez.com/audio/first?title=28','http://hanzi4000.pass-ez.com/audio/first?title=29','http://hanzi4000.pass-ez.com/audio/first?title=30','http://hanzi4000.pass-ez.com/audio/first?title=31','http://hanzi4000.pass-ez.com/audio/first?title=32','http://hanzi4000.pass-ez.com/audio/first?title=33','http://hanzi4000.pass-ez.com/audio/first?title=34','http://hanzi4000.pass-ez.com/audio/first?title=35','http://hanzi4000.pass-ez.com/audio/first?title=36','http://hanzi4000.pass-ez.com/audio/first?title=37','http://hanzi4000.pass-ez.com/audio/first?title=38','http://hanzi4000.pass-ez.com/audio/first?title=39','http://hanzi4000.pass-ez.com/audio/first?title=40','http://hanzi4000.pass-ez.com/audio/first?title=41','http://hanzi4000.pass-ez.com/audio/first?title=42','http://hanzi4000.pass-ez.com/audio/first?title=43','http://hanzi4000.pass-ez.com/audio/first?title=44','http://hanzi4000.pass-ez.com/audio/first?title=45','http://hanzi4000.pass-ez.com/audio/first?title=46','http://hanzi4000.pass-ez.com/audio/first?title=47','http://hanzi4000.pass-ez.com/audio/first?title=48','http://hanzi4000.pass-ez.com/audio/first?title=49','http://hanzi4000.pass-ez.com/audio/first?title=50','http://hanzi4000.pass-ez.com/audio/first?title=51','http://hanzi4000.pass-ez.com/audio/first?title=52','http://hanzi4000.pass-ez.com/audio/first?title=53','http://hanzi4000.pass-ez.com/audio/first?title=54','http://hanzi4000.pass-ez.com/audio/first?title=55','http://hanzi4000.pass-ez.com/audio/first?title=56','http://hanzi4000.pass-ez.com/audio/first?title=57','http://hanzi4000.pass-ez.com/audio/first?title=58','http://hanzi4000.pass-ez.com/audio/first?title=59','http://hanzi4000.pass-ez.com/audio/first?title=60','http://hanzi4000.pass-ez.com/audio/first?title=61','http://hanzi4000.pass-ez.com/audio/first?title=62','http://hanzi4000.pass-ez.com/audio/first?title=63','http://hanzi4000.pass-ez.com/audio/first?title=64','http://hanzi4000.pass-ez.com/audio/first?title=65','http://hanzi4000.pass-ez.com/audio/first?title=66','http://hanzi4000.pass-ez.com/audio/first?title=67','http://hanzi4000.pass-ez.com/audio/first?title=68','http://hanzi4000.pass-ez.com/audio/first?title=69','http://hanzi4000.pass-ez.com/audio/first?title=70','http://hanzi4000.pass-ez.com/audio/first?title=71','http://hanzi4000.pass-ez.com/audio/first?title=72','http://hanzi4000.pass-ez.com/audio/first?title=73','http://hanzi4000.pass-ez.com/audio/first?title=74','http://hanzi4000.pass-ez.com/audio/first?title=75','http://hanzi4000.pass-ez.com/audio/first?title=76','http://hanzi4000.pass-ez.com/audio/first?title=77','http://hanzi4000.pass-ez.com/audio/first?title=78','http://hanzi4000.pass-ez.com/audio/first?title=79','http://hanzi4000.pass-ez.com/audio/first?title=80','http://hanzi4000.pass-ez.com/audio/first?title=81','http://hanzi4000.pass-ez.com/audio/first?title=82','http://hanzi4000.pass-ez.com/audio/first?title=83','http://hanzi4000.pass-ez.com/audio/first?title=84','http://hanzi4000.pass-ez.com/audio/first?title=85','http://hanzi4000.pass-ez.com/audio/first?title=86','http://hanzi4000.pass-ez.com/audio/first?title=87','http://hanzi4000.pass-ez.com/audio/first?title=88','http://hanzi4000.pass-ez.com/audio/first?title=89','http://hanzi4000.pass-ez.com/audio/first?title=90','http://hanzi4000.pass-ez.com/audio/first?title=91','http://hanzi4000.pass-ez.com/audio/first?title=92','http://hanzi4000.pass-ez.com/audio/first?title=93','http://hanzi4000.pass-ez.com/audio/first?title=94','http://hanzi4000.pass-ez.com/audio/first?title=95','http://hanzi4000.pass-ez.com/audio/first?title=96'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function utf16to8(str) {
        var out, i, len, c;
        out = "";
        len = str.length;
        for (i = 0; i < len; i++) {
            c = str.charCodeAt(i);
            if ((c >= 0x0001) && (c <= 0x007F)) {
                out += str.charAt(i);
            } else if (c > 0x07FF) {
                out += String.fromCharCode(0xE0 | ((c >> 12) & 0x0F));
                out += String.fromCharCode(0x80 | ((c >> 6) & 0x3F));
                out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));
            } else {
                out += String.fromCharCode(0xC0 | ((c >> 6) & 0x1F));
                out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));
            }
        }
        return out;
    }
     function generateQRCode(id,url){
        $(id).qrcode({ 
                    render: 'canvas', // 渲染方式有table方式（IE兼容）和canvas方式
                    width: 128, //宽度 
                    height:128, //高度 
                    text: utf16to8(url), //内容 
                    // typeNumber:-1,//计算模式
                    // correctLevel:2,//二维码纠错级别
                    background:"#ffffff",//背景颜色
                    foreground:"#000000"  //二维码颜色
 
        });
     }
     for(let i=0;i<url_arr.length;i++){
        generateQRCode('#qrCode',`${url_arr[i]}`);  // 替换为你想要转换的URL  
        // hanzi4000.pass-ez.com/audio/first?title=1
        // 
     }
        
</script>
</html>