Visualize magnetic field due to configuration of magnets

[himanshub16]

• Position one or more magnets in a plane.
• Draw the magnetic field produced by the magnets placed.
• Allow to change the orientation of the magnets and update the field lines accordingly.

[Panda2498]

I want to make this but from where do I learn how to make it? I know only very basic javascript.

[himanshub16]

Try to learn about HTML5 Canvas. This will help you draw using JavaScript. You can refer to the code of free-fall for more details.