导出微信通讯录到 Excel

/**
 * 将 contacts 转化成你需要的格式
 * 这里可以任意发挥
 * @param contacts
 * @returns {*}
 */
function formatContacts(contacts) {
    return contacts.map(({NickName, Sex, RemarkName}) => {
        return {
            \'昵称\': NickName,
            \'备注\': RemarkName
        }
    })
}

/**
 * 加载 script
 * @param url
 * @returns {Promise}
 */
function loadScript(url) {
    return new Promise((resolve) => {
        var head = document.getElementsByTagName(\'head\')[0];
        var script = document.createElement(\'script\');
        script.type = \'text/javascript\';
        script.onload = resolve;
        script.src = url;
        head.appendChild(script);
    })

}

/**
 * 下载文件
 * @param obj
 * @param fileName
 */
function saveAs(obj, fileName) {
    var a = document.createElement(\'a\');
    a.download = fileName || \'下载\';
    a.href = URL.createObjectURL(obj);
    a.click(); // 模拟点击实现下载
    setTimeout(function () {
        URL.revokeObjectURL(obj); // 释放 objectURL
    }, 100);
}

/**
 * 字符串转字符流
 * @param s
 * @returns {ArrayBuffer}
 */
function s2ab(s) {
    var buf = new ArrayBuffer(s.length);
    var view = new Uint8Array(buf);
    for (var i = 0; i !== s.length; ++i) view[i] = s.charCodeAt(i) & 0xFF;
    return buf;
}

var scope = angular.element($(\'.scroll-wrapper .J_ContactScrollBody\')).scope();
var allContacts = scope.allContacts;
// 过滤真实的用户
var contacts = allContacts.filter(c => c.UserName);

// 下载 excel 脚本
loadScript(\'https://oss.sheetjs.com/js-xlsx/xlsx.full.min.js\')
    .then(() => {
        console.log(\'download js-xlsx successful \');

        var config = {bookType: \'xlsx\', bookSST: false, type: \'binary\'};//这里的数据是用来定义导出的格式类型
        var wb = {SheetNames: [\'Sheet1\'], Sheets: {}, Props: {}};
        // 通过json_to_sheet 转成单页(Sheet)数据
        wb.Sheets[\'Sheet1\'] = XLSX.utils.json_to_sheet(formatContacts(contacts));
        var fileName = \'微信通讯录\' + \'.\' + (config.bookType == "biff2" ? "xls" : config.bookType);
        saveAs(new Blob([s2ab(XLSX.write(wb, config))], {type: \'application/octet-stream\'}), fileName);

    });

　摘自https://www.colabug.com/5256033.html

导出微信通讯录到 Excel