# DoubleToIntFunction

Added in[API level 24](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)

# DoubleToIntFunction

```
@FunctionalInterface interface DoubleToIntFunction
```

|----------------------------------------------------------------------------------------------------------------------------------|
| [java.util.function.DoubleToIntFunction](https://developer.android.com/reference/kotlin/java/util/function/DoubleToIntFunction#) |

Represents a function that accepts a double-valued argument and produces an int-valued result. This is the`double`-to-`int`primitive specialization for[Function](https://developer.android.com/reference/kotlin/java/util/function/Function).

This is a[functional interface](https://developer.android.com/reference/kotlin/java/util/function/package-summary)whose functional method is[applyAsInt(double)](https://developer.android.com/reference/kotlin/java/util/function/DoubleToIntFunction#applyAsInt(kotlin.Double)).

## Summary

|                                                                                                                                                                        Public methods                                                                                                                                                                         ||
|------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| abstract[Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [applyAsInt](https://developer.android.com/reference/kotlin/java/util/function/DoubleToIntFunction#applyAsInt(kotlin.Double))`(`value:` `[Double](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html)`)` Applies this function to the given argument. |

## Public methods

### applyAsInt

Added in[API level 24](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
abstract fun applyAsInt(value: Double): Int
```

Applies this function to the given argument.

|                                                   Parameters                                                    ||
|---------|--------------------------------------------------------------------------------------------------------|
| `value` | [Double](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html):the function argument |

|                                             Return                                              ||
|----------------------------------------------------------------------------|---------------------|
| [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | the function result |