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C# BinaryWriter类用于将二进制信息写入流中。它在System.IO命名空间中找到。它还支持以特定编码编写字符串。
C# BinaryWriter示例
using System;
using System.IO;
namespace BinaryWriterExample
{
class Program
{
static void Main(string[] args)
{
string fileName = "e:\\binaryfile.dat";
using (BinaryWriter writer = new BinaryWriter(File.Open(fileName, FileMode.Create)))
{
writer.Write(1024);
writer.Write("this is string data");
writer.Write(true);
}
Console.WriteLine("Data written successfully...");
}
}
}
执行上面示例代码,得到以下结果 -
Data written successfully...
C# BinaryReader类用于从流中读取二进制信息。它在System.IO命名空间中定义。它还支持在特定编码中读取字符串。
C# BinaryReader示例
using System;
using System.IO;
namespace BinaryWriterExample
{
class Program
{
static void Main(string[] args)
{
WriteBinaryFile();
ReadBinaryFile();
Console.ReadKey();
}
static void WriteBinaryFile()
{
using (BinaryWriter writer = new BinaryWriter(File.Open("e:\\binaryfile.dat", FileMode.Create)))
{
writer.Write(250);
writer.Write("this is string data");
writer.Write(true);
}
}
static void ReadBinaryFile()
{
using (BinaryReader reader = new BinaryReader(File.Open("e:\\binaryfile.dat", FileMode.Open)))
{
Console.WriteLine("Double Value : " + reader.ReadDouble());
Console.WriteLine("String Value : " + reader.ReadString());
Console.WriteLine("Boolean Value : " + reader.ReadBoolean());
}
}
}
}
执行上面示例代码,得到以下结果 -
Double Value : 250
String Value : this is string data
Boolean Value : true