|
Int? mightBeNull = map["foo"];
|
|
Int neverNull = map.getOrDefault("foo", 0);
|
|
if (Int n := map.get("foo")) {
|
|
// if "foo" is in the map, then the variable "n" is set to its value
|
|
} else {
|
|
// if "foo" is not in the map, then the variable "n" is not defined
|
|
}
|