1:参数的传递
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}

private void button1_Click(object sender, EventArgs e)
{
Hide();
Form2 form = new Form2(textBox1.Text);
form.ShowDialog();
Show();
}
}
2:获取传递的参数


public Form2()

{

InitializeComponent();

}

public Form2(string text)

{

InitializeComponent();

this.text = text;

}

private void Form2_Load(object sender, EventArgs e)

{

label1.Text = "Hello, world!" + text;

}