---
title: "MTData.isSourceLoaded | Mobile sdk | Mobile sdk android | Android"
description: "isSourceLoaded"
---

# MTData.isSourceLoaded

val [isSourceLoaded](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.types/-m-t-data/is-source-loaded/): [Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html)? = null

Boolean indicating if source is fully loaded.