根据https://mp.weixin.qq.com/debug/wxadoc/dev/api/api-util.html的例子。
const arrayBuffer = new Uint8Array([11, 22, 33])const base64 = wx.arrayBufferToBase64(arrayBuffer)
转换为
CxYh
然后倒过来
const base64 = 'CxYh'const arrayBuffer = wx.base64ToArrayBuffer(base64)
arrayBuffer为空?
???? 一直没有官方来回答?