---
title: "MTExpression | Mobile sdk | Mobile sdk android | Android"
description: "MTExpression"
---

# MTExpression

object [MTExpression](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-m-t-expression/)

Simple typed expression helpers that encode to JSON arrays.

Members

## Functions

[get](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-m-t-expression/get/)

fun [get](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-m-t-expression/get/)(key: [MTFeatureKey](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-m-t-feature-key/)): [PropertyValue](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-property-value/)

[step](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-m-t-expression/step/)

fun [step](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-m-t-expression/step/)(input: [PropertyValue](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-property-value/), default: [PropertyValue](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-property-value/), stops: [List](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin.collections/-list/index.html)<[Pair](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-pair/index.html)<[Double](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-double/index.html), [PropertyValue](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-property-value/)\>\>): [PropertyValue](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-property-value/)

[toString](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-m-t-expression/to-string/)

fun [toString](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-m-t-expression/to-string/)(value: [PropertyValue](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-property-value/)): [PropertyValue](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style.dsl/-property-value/)