解决微信图片防盗链的方法

var url = 'https://mmbiz.qpic.cn/mmbiz_jpg/TAoksPVlXMI7dQPxiaUbAHvyJ19iaG9b2Ueh53iaqTsn6F8O3m63zcBibgNpujM1HNeCKX99vOov72LpHuqs92SMlg/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1';
        var path = showImg(url);
        console.log(path);
        document.getElementById('img').innerHTML = path;


        function showImg(url) {
            var frameid = 'frameimg' + Math.random();
            window.img = '<img id="img" src=\'' + url + '?' + Math.random() + '\' /><script>window.onload = function() { parent.document.getElementById(\'' + frameid + '\').height = document.getElementById(\'img\').height+\'px\'; }<' + '/script>';
            return '<iframe id="' + frameid + '" src="javascript:parent.img;" frameBorder="0" scrolling="no" width="100%"></iframe>';
        }