微信小程序wx.saveFileToDisk使用方法
let path = `https://wx.qlogo.cn/mmhead/IlxmQLqA0RZDeU1R6Teo7yuvwIiaEf9P1xicPib3CfonUU/0` wx.downloadFile({ url: path, success (res) { if (res.statusCode == 200) { wx.saveFileToDisk({ filePath: res.tempFilePath, success: function(res) { console.log(res) }, fail:function(res) { console.log(res) } }) } } })