wx.config({
//debug: true,
    appId: 'wx11ee44794a12d966',
    timestamp: '1790361971',
    nonceStr: '6tAVBNEsjln2XxF3',
    signature: '19afa5725c2d6a50ecd422ac5e7520993a24f6bc',
    jsApiList: ["updateAppMessageShareData","updateTimelineShareData"]
  });

wx.ready(function () {   //需在用户可能点击分享按钮前就先调用
        var imgurl = 'https://www.tcxxw.com/data/attachment/forum/201912/22/140943h51df1cmz51d5wyk.jpeg';
        var title = document.title;
        var desc = document.getElementsByName("description")[0].content;
var link = '';

    wx.updateAppMessageShareData({ 
        title: title, // 分享标题
        desc: desc, // 分享描述
        link: link, // 分享链接，该链接域名或路径必须与当前页面对应的公众号JS安全域名一致
        imgUrl: imgurl, // 分享图标
        success: function () {
          // 设置成功
        }
    })
wx.updateTimelineShareData({ 
        title: title, // 分享标题
        link: link, // 分享链接，该链接域名或路径必须与当前页面对应的公众号JS安全域名一致
        imgUrl: imgurl, // 分享图标
        success: function () {
          // 设置成功
        }
    })
});