asList<T> method
Retrieves the list of type T
associated with the key
. If the key does not exist or the value cannot be parsed as a list, returns the def
value.
key
The key in the map to retrieve the value from.
def
The default value to return if the key is not found or the value cannot be parsed. Defaults to an empty list if not provided.
Returns: The list of type T
associated with the key
or def
if not found or cannot be parsed.
Implementation
List<T> asList<T>(String key, {List<T>? def}) {
if (keys.contains(key)) {
return this[key].asList<T>(def: def);
}
return def ?? [];
}