科特林时
val x = 3
when(x) {
3 -> println("yes")
8 -> println("no")
else -> println("maybe")
}
// when can also be used as an expression!
val y = when(x) {
3 -> "yes"
8 -> "no"
else -> "maybe"
}
println(y) // "yes"
当科特林
#include<bits/stdc++.h>
using namespace std;
int main()
{
cout<<"HEllo";
}