[android-components](../../../index.md) / [mozilla.components.concept.engine.manifest](../../index.md) / [WebAppManifest](../index.md) / [ExternalApplicationResource](index.md) / [id](./id.md)

# id

`val id: `[`String`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`?` [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/concept/engine/src/main/java/mozilla/components/concept/engine/manifest/WebAppManifest.kt#L180)

Information additional to or instead of the URL, depending on the platform.

### Property

`id` - Information additional to or instead of the URL, depending on the platform.