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  • 微信小程序中base64转换成图片

       //把base64转换成图片
    getBase64ImageUrl: function(data) {
        /// 获取到base64Data
        var base64Data = data;
        /// 通过微信小程序自带方法将base64转为二进制去除特殊符号，再转回base64
        base64Data = wx.arrayBufferToBase64(wx.base64ToArrayBuffer(base64Data));
        /// 拼接请求头，data格式可以为image/png或者image/jpeg等，看需求
        const base64ImgUrl = "data:image/png;base64," + base64Data;
        /// 刷新数据
        return base64ImgUrl;
    },

    　　
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  • 原文地址：https://www.cnblogs.com/huanhuan55/p/10930528.html
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