简单问题 来吧
public void ReadFromFile(String filename)
{
StreamReader SR;
string S;
string ReadFromFile;
SR=File.OpenText(filename);
S=SR.ReadLine();
ReadFromFile=S;
SR.Close();
}
我如何得到改函数返回的值例如上例中的S或ReadFromFile,下面的写法是错的
private void button2_Click(object sender, System.EventArgs e)
{
MessageBox.Show (ReadFromFile);
}