读写字符串可以用StreamReader 和StreamWriter 类。写字符串类型数据代码段如下:
System.IO.FileStream fs=new System.IO.FileStream("g1",FileMode.OpenOrCreate);
System.IO.StreamWrite w=new System.IO.StreamWrite(fs);
w.Write(100);
w.Write("100 个");
w.Write("End of file");
w.Close();
读字符串代码段如下:
String[] data=new String[3];
System.IO.FileStream fs=new System.IO.FileStream("g1",FileMode.OpenOrCreate);
System.IO.StreamReader r=new System.IO.StreamReader(fs);
For(int i=0;i<3;i++)
data[i]=r.ReadLine();
r.Close();