1. First, create a new canvas. The pixel of the canvas is set to 800*600, and other parameters default.

2. Use the line tool to draw a pixel line on the canvas.

3. Select a straight line and click "Free Transform" in the edit.

4. Set the X-axis to the current X-position plus 2 pixels, press enter to confirm, and repeat alt+ctrl+shift+t keys for repeated application.

5. After reaching a certain number, re-select the stripe range and daub it again to complete the production of stripe effect.