Change color of Geoserver layer with LeafletJS

In this example I tried to create a function to change the color of a layer dynamically. The layer is a response from Geoserver. Function control is managed with a slide bar created with jQuery and associated with the LeafletJS map.

Codepen: https://codepen.io/pjhooker/pen/RwPjWzY ... https://www.youtube.com/watch?v=o2g_EZFTOFk