How to create a dotted grid?

Questions
1

How do we create a dotted grid using ThreeJs. I’m new to this topic and would like to know the same. What necessary changes to I need to make in the gridhelper?

2

Hi!
Try this:

let grid = new THREE.GridHelper();
grid.computeLineDistances();
grid.material = new THREE.LineDashedMaterial({dashSize: 0.125, gapSize: 0.0625, vertexColors: true});
scene.add(grid);

Example: https://jsfiddle.net/prisoner849/v8mpLgxa/