{"description":"Trailing comma in object literals","source_file":"javascript/grammar.json","status":{"deprecated":false,"experimental":false,"standard_track":true},"support":{"chrome":{"version_added":"1"},"chrome_android":{"version_added":"18"},"deno":{"version_added":"1.0"},"edge":{"version_added":"12"},"firefox":{"version_added":"1"},"firefox_android":{"version_added":"4"},"ie":{"version_added":"9"},"nodejs":{"version_added":"0.10.0"},"oculus":{"version_added":"5.0"},"opera":{"version_added":"9.5"},"opera_android":{"version_added":"10.1"},"safari":{"version_added":"3"},"safari_ios":{"version_added":"1"},"samsunginternet_android":{"version_added":"1.0"},"webview_android":{"version_added":"4.4"}}}