Version: 3.xOn this pageTaro.arrayBufferToBase64(buffer)将 ArrayBuffer 数据转成 Base64 字符串。支持情况: 参考文档类型(buffer: ArrayBuffer) => stringCopy参数参数类型说明bufferArrayBuffer要转换成 Base64 字符串的 ArrayBuffer 对象示例代码const arrayBuffer = new Uint8Array([11, 22, 33])const base64 = Taro.arrayBufferToBase64(arrayBuffer)Copy