| <!DOCTYPE html> | |
| <html> | |
| <body> | |
| <canvas id ="output" width="100" height="100" style="background: blue;"></canvas> | |
| <script> | |
| var canvas = document.getElementById('output'); | |
| var ctx = canvas.getContext('2d'); | |
| ctx.fillStyle = 'green'; | |
| ctx.roundRect(10, 10, 80, 80, [20, 40, 10]); | |
| ctx.fill(); | |
| </script> | |
| </body> | |
| </html> |