dataProtectionProvider.protectAsync(buffer).then(function(encryptedBuffer){ SaveBufferToFile(encryptedBuffer); }); encryptedBuffer 参数是 protectAsync 方法的输出且包含缓冲区的加密形式。 换句话说,这是可用于存储的加密数据。 在此处将 encryptedBuffer 传递给 SaveBufferToFile 方法,该方法将加密...
const fileInput = document.getElementById("fileInput");const preview = document.getElementById("preview");const reader = new FileReader();fileInput.onchange = (e) => {reader.readAsDataURL(e.target.files[0]);};reader.onload = (e) => {preview.src = e.target.result;console.log(e.target...
* support it in the Blob constructor.*/functionmapArrayBufferViews (ary) {returnary.map(function(chunk) {if(chunk.bufferinstanceofArrayBuffer) {varbuf =chunk.buffer//if this is a subarray, make a copy so we only//include the subarray region from the underlying bufferif(chunk.byteLength !==...
final String fileName){returnnewJSBundleLoader(){@OverridepublicvoidloadScript(ReactBridge bridge){if(fileName.startsWith("assets://")){bridge.loadScriptFromAssets(context.getAssets(),fileName.replaceFirst("assets://",""));}else{bridge.loadScriptFromFile(fileName,"file://"+fileName);}...
const hashBuffer = new ArrayBuffer(chunks * 16); // 存储所有文件块的散列值 let currentChunk = 0; fileReader.onload = function (e) { const chunkBuffer = e.target.result; cryptoSubtle.digest("MD5", chunkBuffer) .then((hashValue) => { const hashArray = Array.from(new Uint8Array(hashVa...
9//Open the stream10BinaryStream.Open();11//Load the file data from disk To stream object12BinaryStream.LoadFromFile(this.path);13//Open the stream And get binary 'string' from the object14varwhat =BinaryStream.ReadText;15//Clean up16BinaryStream.Close();17returnthis.Backward437(what);18...
type="file":指定input的输入类型为文件; id="fileInput":指定input的唯一 id; multiple="multiple":指定input可以同时上传多个文件; 下面来给input标签添加onchange事件,当选择文件并上传之后触发: const fileInput = document.getElementById("fileInput"); ...
letbuffer=newArrayBuffer(16);letdataView=newDataView(buffer); 使用DataView DataView 提供了多种方法来读取和写入数据,这些方法允许你指定数据类型和字节偏移量。 读取数据: getInt8(byteOffset) getUint8(byteOffset) getInt16(byteOffset, littleEndian) ...
buffer: blob contents as a buffer, for example, from fs.readFile()asyncfunctionuploadBlobFromBuffer(containerClient, blobName, buffer){// Create blob client from container clientconstblockBlobClient = containerClient.getBlockBlobClient(blobName);// Upload bufferawaitblockBlobClient.uploadData(buffer);...
(JSStringRef string); //获取字符串长度 size_t JSStringGetLength(JSStringRef string); //转成UTF8字符串 size_t JSStringGetUTF8CString(JSStringRef string, char* buffer, size_t bufferSize); //字符串比较 bool JSStringIsEqual(JSStringRef a, JSStringRef b); bool JSStringIsEqualToUTF8...