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floor

Platform and version requirements: JVM (1.2), JS (1.2), Native (1.2)
fun floor(x: Double): Double

Rounds the given value x to an integer towards negative infinity.

Return

the largest double value that is smaller than or equal to the given value x and is a mathematical integer.

Special cases:

  • floor(x) is x where x is NaN or +Inf or -Inf or already a mathematical integer.
Platform and version requirements: JVM (1.2), JS (1.2), Native (1.2)
fun floor(x: Float): Float

Rounds the given value x to an integer towards negative infinity.

Return

the largest Float value that is smaller than or equal to the given value x and is a mathematical integer.

Special cases:

  • floor(x) is x where x is NaN or +Inf or -Inf or already a mathematical integer.

© 2010–2020 JetBrains s.r.o. and Kotlin Programming Language contributors
Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.math/floor.html