how to use C#，help

[Start_Learning]

Try this:
Macro Macro62

Code:

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str filename="c:\temp\flowers.jpg"  ;; replace with your test picture here

int width = 256  ;; change width size
int height = 256 ;; change height size

CsExec("" F"''{filename}'' {width} {height}")

#ret
using System;
using System.Drawing;

public class Test
{
,static void Main(string[] p)
,{
,,using (var image = Image.FromFile(p[0]))
,,{
,,,int width = int.Parse(p[1]);
,,,int height = int.Parse(p[2]);
,,,using (var thumbnail = image.GetThumbnailImage(width, height, null, IntPtr.Zero))
,,,{
,,,,thumbnail.Save(@"c:\temp\thumbnail.png");
,,,,System.Diagnostics.Process.Start(@"c:\temp\thumbnail.png");
,,,}
,,}
,}
}