Conversion Array<UShort> to Array<UByte> KOTLIN

/*
 * Conversion Array<UShort> to Array<UByte>
 * Antonio Villanueva Segura
 */

fun main() {
    var msg="abcdefg" //String
    var msg1=msg.encodeToByteArray().toTypedArray() //Conversion to ByteArray

    ToShort(msg1)

}

/*Byte Short conversion function */
fun ToShort(array:Array<Byte>){

    //Initialize an array variable of  UByte
    var ubyteA= UByteArray(array.size)
   // var ushortA=UShortArray((array.size) / 2)
   var ushortA=Array<UShort>((array.size) / 2){0U}
    var ushort:UShort //HL

    //Conversion Byte to UByte
    for (index in array.indices){
        ubyteA[index]=array[index].toUByte()
    }

    //Conversion UByte Short
    for (index in ushortA.indices){
        ushortA[index] = ubyteA[index*2].toInt().shl(8).toUShort()
        ushortA[index] = ubyteA[index*2+1].toInt().toUShort()  or ushortA[index]
    }


    for (n in array){//Debug show Byte Array
        println ("0x%x".format(n.toInt()))
    }


    for (n in ushortA){//Debug show UShort Array
        println ("0x%x".format(n.toInt()))
    }


}


//String to UShortArray
fun toUShortArray(s:String):Array<UShort>{
    var s2=s.encodeToByteArray().toTypedArray() //Conversion to ByteArray
    var s3=Array<UByte>(s2.size){0U} //UByte Array
    var s4=Array<UShort>(s2.size / 2 ){0U} //UShort Array
    //Initialize UByte array
    for (index in s2.indices){
        s3[index]=s2[index].toUByte() //Conversion Byte -> UByte
    }
    //Initialize UShort array
    for (index in s4.indices){
        s4[index]=s3[ index*2 + 0 ].toInt().shl(8).toUShort() //LOW
        s4[index]=s3[ index*2 + 1 ].toUShort() or s4[index] //High
    }


    //Show  UShort 16bits Array
    for (elem in s4){
        println ("0x%X".format(elem.toInt()))
    }

    return s4

}