[android-components](../../../index.md) / [mozilla.components.service.fretboard](../../index.md) / [Experiment](../index.md) / [Matcher](index.md) / [regions](./regions.md)

# regions

`val regions: `[`List`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.collections/-list/index.html)`<`[`String`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`>?` [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/service/fretboard/src/main/java/mozilla/components/service/fretboard/Experiment.kt#L59)

Regions where the experiment should be enabled

