/// <summary> /// 将文件转换成byte[] 数组 /// </summary> /// <param name="fileUrl">文件路径文件名称</param> /// <returns>byte[]</returns> protected byte[] GetFileData(string fileUrl) { FileStream fs = new FileStream(fileUrl,…

代码 /// <summary> /// 将文件转换成byte[] 数组 /// </summary> /// <param name="fileUrl">文件路径文件名称</param> /// <returns>byte[]</returns> public byte[] AuthGetFileData(string fileUrl) { using (FileStream fs = new FileStrea…

/** * 将文件转换成byte数组 * @param filePath 文件File类 通过new File(文件路径) * @return byte数组 */ public static byte[] File2byte(File filePath) { byte[] buffer = null; try { FileInputStream fis = new FileInputStream(filePath); ByteArrayOutputStream bos = new ByteArr…

Image imgwd = this.imageList1.Images["wd.png"]; var bytes = ImageToBytes(imgwd); public byte[] ImageToBytes(Image image) { using (MemoryStream ms = new MemoryStream()) { image.Save(ms, ImageFormat.Png); byte[] buffer = new byte[ms.Length]; ms.Se…

OpenFileDialog ofd = new OpenFileDialog(); ofd.Filter = "(*.mp4)|*.mp4|(*.*)|*.*"; ofd.RestoreDirectory = true; if (ofd.ShowDialog() == DialogResult.OK) { try { // 打开文件 FileStream fileStream = new FileStream(ofd.FileName, FileMode.Open, FileAcce…

private byte[] InputStream2ByteArray(String filePath) throws IOException { InputStream in = new FileInputStream(filePath); byte[] data = toByteArray(in); in.close(); return data; } private byte[] toByteArray(InputStream in) throws IOException { ByteA…

这个项目我用的是asp.net构建的,代码如下 protected void ByteToString_Click(object sender, EventArgs e) { string content = this.txtContent.Text.ToString(); if (string.IsNullOrEmpty(content)) { return; } //string 转为byte数组 byte[] array = Encoding.UTF8.GetBytes(content);…

JAVA中文件与Byte数组相互转换的方法,如下: public class FileUtil { //将文件转换成Byte数组 public static byte[] getBytesByFile(String pathStr) { File file = new File(pathStr); try { FileInputStream fis = new FileInputStream(file); ByteArrayOutputStream bos = new ByteArrayOutp…

代码如下: /** * 将文件转换成byte数组 * @param filePath * @return */ public static byte[] File2byte(File tradeFile){ byte[] buffer = null; try { FileInputStream fis = new FileInputStream(tradeFile); ByteArrayOutputStream bos = new ByteArrayOutputStream(); byte[]…

/** * 文件下载 */ @GetMapping(value = "/download") public void download(HttpServletResponse response) { //文件路径 try { //文件字节流 JAVA将文件转换成byte数组(byte[]) 参考:https://www.cnblogs.com/pxblog/p/14919037.html byte[] file = new byte[1024]; response.setContent…