c# 读取 txt 文件中数据（int)

	string line = "";

        using (StreamReader sr = new StreamReader("graph.txt"))  // 读取文件所在路径
	{
		while (!sr.EndOfStream)                          // 判读是否读完
		{
			line = sr.ReadLine();                    // 读取一行
			string[] points = line.Split(' ');       // 拆分当前行
			foreach (string item in points)          // 转换 string 为 int
			{
				int.TryParse(item, out int vertice);
				Console.Write(vertice + " ");
			}
		}
	}

            BinaryWriter bw;
            BinaryReader br;
            string line = "";
            bw = new BinaryWriter(new FileStream("converFromGraph", FileMode.Create));
            using (StreamReader sr = new StreamReader("graph.txt"))
            {
                while (!sr.EndOfStream)
                {
                    line = sr.ReadLine();
                    string[] points = line.Split(' ');
                    foreach (string point in points)
                    {
                        int.TryParse(point, out int vertice);
                        bw.Write(vertice);　　　　// 写入二进制文件
                    }
                }
            }
            bw.Close();
            // 读取二进制文件
            br = new BinaryReader(new FileStream("mydata.dat", FileMode.Open));
            br.BaseStream.Seek(0, SeekOrigin.Begin);

            try
            {
                while (true) // 读完所有文件
                {
                    int x = br.ReadInt32();
                    Console.WriteLine(x);
                }
            }
            catch（System.IO.EndOfStreamExceptio）  // 读取文件完成，报异常
            {
                Console.WriteLine("读写完成")；
            }