kotlin-stdlib / kotlin.math / withSign withSign Common JVM JS Native 1.2 fun Double.withSign(sign: Double): Double fun Float.withSign(sign: Float): Float Returns this value with the sign bit same as of the sign value. If sign is NaN the sign of the result is undefined. Common JVM JS Native 1.2 fun Double.withSign(sign: Int): Double fun Float.withSign(sign: Int): Float Returns this value with the sign bit same as of the sign value.