Base64解码异常，有谁知道怎么解决吗？

let base64 = new util.Base64Helper();base64.decodeSync(“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”); 1.

报错如下：

[nodict][ecmascript] Pending exception before IsMixedDebugEnabled called in line:3200, exception details as follows:[nodict]Error: The input string contains unsupported characters[nodict] at decodeSync (/usr1/hmos_for_system/src/increment/sourcecode/out/generic_generic_arm_64only/hisi_all_phone_standard/obj/commonlibrary/ets_utils/js_util_module/util/util_js.js:69:69)[nodict] at parseClientConfig (oh_modules/.ohpm/AliyunLivenessVerify@sfloeeate7fnhqjieeqstn9bsm8=/oh_modules/AliyunLivenessVerify/src/main/ets/a/q/e7.js:1:1651)[nodict] at verify (oh_modules/.ohpm/AliyunLivenessVerify@sfloeeate7fnhqjieeqstn9bsm8=/oh_modules/AliyunLivenessVerify/src/main/ets/a/b/e.js:1:1845)[nodict] at anonymous (demo/src/main/ets/demo/pages/DemoIndex.ets:185:25)[nodict] at anonymous (demo/src/main/ets/demo/network/DemoNetworkRequest.ets:56:33)1.

HarmonyOS

coolhead2000

2024-04-27 23:58:47

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回答 1

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// 字符串转成字节流 
function stringToUint8Array(str: string) { 
  return new Uint8Array(buffer.from(str, 'utf-8').buffer); 
} 
 
// 字节流转成可理解的字符串 
function uint8ArrayToString(array: Uint8Array): string { 
  // 将UTF-8编码转换成Unicode编码 
  let out: string = ""; 
  let index: number = 0; 
  let len: number = array.length; 
  while (index < len) { 
    let character = array[index++]; 
    switch (character >> 4) { 
      case 0: 
      case 1: 
      case 2: 
      case 3: 
      case 4: 
      case 5: 
      case 6: 
      case 7: 
        out += String.fromCharCode(character); 
        break; 
      case 12: 
      case 13: 
        out += String.fromCharCode(((character & 0x1F) << 6) | (array[index++] & 0x3F)); 
        break; 
      case 14: 
        out += String.fromCharCode(((character & 0x0F) << 12) | ((array[index++] & 0x3F) << 6) | ((array[index++] & 0x3F) << 0)); 
        break; 
      default: 
        break; 
    } 
  } 
  return out; 
} 
 
function doDecryption(encodeString: string) { 
  let base64_ = new util.Base64Helper(); 
  let decodeArr: Uint8Array = base64_.decodeSync(encodeString); 
  let decodeStr = uint8ArrayToString(decodeArr); 
 
  log.info('doEncrypted, decodeArr: ' + decodeArr); 
  log.info('doEncrypted, decodeStr: ' + decodeStr); 
}1.
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2024-04-28 21:17:52

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Base64解码异常，有谁知道怎么解决吗？

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