用C#怎么查看某个文件的二进制编码呢?

最好能有完整的程序,谢谢啦!
2025-04-06 04:55:31
推荐回答(2个)
回答1:

C#使用BinaryReader类读取二进制文件

BinaryReader类用来读取二进制数据,其读取数据的方法很多,常用方法如下:
Close():关闭BinaryReader对象;

Read():从指定流读取数据,并将指针迁移,指向下一个字符。

ReadDecimal():从指定流读取一个十进制数值,并将在流中的位置向前移动16个字节。

ReadByte():从指定流读取一个字节值,并将在流中的位置向前移动一个字节。

ReadInt16():从指定流读取两个字节带符号整数值,并将在流中的位置向前移动两个字节。

ReadInt32():从指定流读取两个字节带符号整数值,并将在流中的位置向前移动两个字节。

ReadString():从指定流读取字符串,该字符串的前缀为字符串长度,编码为整数,每次7比特。

BinaryReader类创建对象时必须基于所提供的流文件。
使用BinaryReader类读取二进制数据实例:
使用上节写入的文本文件
using System;
using System.Collections.Generic;
using System.IO;
using System.Text;
public class MyClass
{
public static void Main()
{
string path = @"C:\123.txt";
FileStream fs = new FileStream(path, FileMode.Open,FileAccess.Read);
BinaryReader br = new BinaryReader(fs);
char cha;
int num;
double doub;
string str;
try
{
while (true)
{
cha = br.ReadChar();
num = br.ReadInt32();
doub = br.ReadDouble();
str = br.ReadString();
Console.WriteLine("{0},{1},{2},{2}", cha, num, doub, str);
}
}
catch (EndOfStreamException e)
{
Console.WriteLine(e.Message);
Console.WriteLine("已经读到末尾");
}
finally
{
Console.ReadKey();
}
}
}
利用创建的文件作为源文件,创建了FileStream对象,并基于该对象创建了BinaryReader对象,调用BinaryReader对象的读取文件内容的各个方法,分别读出源文件中的字符,整型数据,双精度数据和字符串。由于不确定要遍历多少次才能读取文件末尾,出现EndStreamException异常。循环内读取的数据被输出到控制台。

回答2:

//using System;
//using System.IO;
FileStream fs=new FileStream("你要查看的文件名",FileMode.Open); //打开文件
while(true)
{
    int x=fs.ReadByte();//读取一个字节
    if (x==-1) break;//读到末尾会返回-1
    Console.Write(Convert.ToString(x,2).PadLeft(8,'0'));//转换为2进制的字符串并显示,不足位补零
}
fs.Dispose();                                       //释放相关资源

逐个读取字节,并转换为二进制字符串。

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