inline fun <T> Array<out T>.sumByDouble(
    selector: (T) -> Double
): Double

inline fun ByteArray.sumByDouble(
    selector: (Byte) -> Double
): Double

inline fun ShortArray.sumByDouble(
    selector: (Short) -> Double
): Double

inline fun IntArray.sumByDouble(
    selector: (Int) -> Double
): Double

inline fun LongArray.sumByDouble(
    selector: (Long) -> Double
): Double

inline fun FloatArray.sumByDouble(
    selector: (Float) -> Double
): Double

inline fun DoubleArray.sumByDouble(
    selector: (Double) -> Double
): Double

inline fun BooleanArray.sumByDouble(
    selector: (Boolean) -> Double
): Double

inline fun CharArray.sumByDouble(
    selector: (Char) -> Double
): Double

Returns the sum of all values produced by selector function applied to each element in the array.

inline fun <T> Iterable<T>.sumByDouble(
    selector: (T) -> Double
): Double

Returns the sum of all values produced by selector function applied to each element in the collection.