--- layout: example.html title: Sentinel Hub Custom Script shortdesc: Updating the Evalscript used by the Sentinel Hub source. docs: > This example demonstrates how a custom script can be used to render tiles from Sentinel Hub. Edit the `setup()` and `evaluatePixel()` functions above and click the update button to change the visualization. See the Sentinel Hub [documentation on Evalscript](https://docs.sentinel-hub.com/api/latest/evalscript/) for more information. See the [basic Sentinel Hub example](./sentinel-hub.html) for details on authentication. tags: "Sentinel Hub, process, Evalscript" ---