getBase64Image(img) {
        console.log(img, 'img1212121');
        var canvas = document.createElement("canvas");
        canvas.width = img.width;
        canvas.height = img.height;
        var ctx = canvas.getContext("2d");
        ctx.drawImage(img, 0, 0, img.width, img.height);
        var dataURL = canvas.toDataURL("image/png"); // 可選其他值 image/jpeg
        return dataURL;
    }
    
    main(src, cb) {
        const that = this;
        console.log(878111111111111118);
        var image = new Image();
        image.src = src + '?v=' + Math.random(); // 處理緩存
        image.crossOrigin = "*"; // 支持跨域圖片（實(shí)際上還會(huì)出現(xiàn)跨域問(wèn)題，本人自己公司服務(wù)器的圖片還是不行，最后用的代理）
        image.onload = function() {
            var base64 = that.getBase64Image(image);
            cb && cb(base64);
        };
    }

    ccd() {  //點(diǎn)擊事件  可根據(jù)實(shí)際要求進(jìn)行觸發(fā)
        console.log(8788);https://fc3tn.baidu.com/it/u=3025909226,1763324618&fm=202&src=bqdata
        this.main('https://zl-pub.oss-cn-hangzhou.aliyuncs.com/data/ara-marketing/imgs/wxzlTalentbg.png', function(base64) {
            console.log(base64);
        });
    }

加油哦！