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kotlin-stdlib / kotlin.math / roundToLong

roundToLong

Common

JVM

JS

Native

1.2

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

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
(Common source) (JVM source) (JS source) (Native source)

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