You can use this panel to switch between JavaScript versions for your project and enable comments in JSON files.
This panel contains the following elements:
| Value | Description | 
|---|---|
| ECMA Version | Select the version of the ECMAScript to switch between JavaScript language versions that are more compatible with the targeted browser. | 
| Allow comments in JSON files | Select to have the IDE ignore comments in JSON files and not to report comments as errors. | 
Related Topics
Developing Applications with NetBeans IDE,
| Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements; and to You under the Apache License, Version 2.0. |