文件转byte[]

合集 - C#(11)

1.C# 合并Word文档2023-05-23

2.文件转byte[]2023-05-23

3.修改DataTable中的值2023-05-244.给DataTable添加额外字段2023-05-245.Vs2022安装.Net4.5程序包2023-05-316.DataTable 排序2023-06-077.Linq关联两个DataTable合并为一个DataTable2023-06-078.C# object类型与dynamic类型的使用2023-08-119.C# 异步执行操作2023-09-0110.C# HttpPostedFile传值,储存2023-12-1911.Could not load file or assembly 'office,Version=15.0.0.0Culture=neutral,PublicKeyToken=71e9bce111e9429c.系统找不到指定的文件。。2024-05-13

收起

byte[] pB = null;
if (!string.IsNullOrEmpty(pathword))//pathword文件路径
{

     FileStream p = null;
     try
      {
           p = new FileStream(pathword, FileMode.Open, FileAccess.Read);
           BinaryReader br = new BinaryReader(p);
           br.BaseStream.Seek(0, SeekOrigin.Begin);
           pB = br.ReadBytes((int)br.BaseStream.Length);
       }
       catc
       {
            pB = null;
       }
       finally
       {
            if (p != null)
            {
                 p.Close();
            }
        }
}