val vs var#
| kotlin | JS |
|---|---|
| val | const |
| var | let |
a..b#
| kotlin | JS |
|---|---|
| a..b | Array(b-a+1).fill(0).map(i => i + a) |
when#
kotlin#
fun main (){
val luckyNum = 4
val yourNum = (1..6).random()
val result = when(yourNum){
luckyNum -> "You get the lucky num ${luckyNum}"
1 -> "Sorry, you get 1"
2 -> "Sorry, you get 2"
3 -> "Sorry, you get 3"
4 -> "Sorry, you get 4"
5 -> "Sorry, you get 5"
6 -> "Sorry, you get 6"
else -> "Sorry, you get a number out of 1..6"
}
println(result)
}