How to draw a single rectangle using a composite array

This article illustrates the method of using a composite array to draw a single rectangle. Share it for your reference. The specific implementation method is as follows:

using System;
using ;
using ;
using ;
using ;
using ;
using ;
using .Drawing2D;
namespace WindowsApplication2
{
  public partial class Form11 : Form
  {
    public Form11()
    {
      InitializeComponent();
    }
    private void button1_Click(object sender, EventArgs e)
    {
      Pen pen3 = new Pen(, 20);
        = new float[] { 0.0f, 0.25f, 0.45f, 0.55f, 0.75f, 1.0f };
       Graphics g3 = ();
       (pen3, new Rectangle(50, 50, 300, 200));
    }
  }
}

I hope this article will be helpful to everyone's C# programming.