kotlin-stdlib / kotlin.math / roundToLong

roundToLong

Common
JVM
JS
Native
1.2
fun Double.roundToLong(): Long

Rounds this Double value to the nearest integer and converts the result to Long. Ties are rounded towards positive infinity.

Special cases:

  • x.roundToLong() == Long.MAX_VALUE when x > Long.MAX_VALUE
  • x.roundToLong() == Long.MIN_VALUE when x < Long.MIN_VALUE

Exceptions

IllegalArgumentException - when this value is NaN

Common
JVM
JS
Native
1.2
fun Float.roundToLong(): Long

Rounds this Float value to the nearest integer and converts the result to Long. Ties are rounded towards positive infinity.

Special cases:

  • x.roundToLong() == Long.MAX_VALUE when x > Long.MAX_VALUE
  • x.roundToLong() == Long.MIN_VALUE when x < Long.MIN_VALUE

Exceptions

IllegalArgumentException - when this value is NaN