getMultiValue method
Returns the first values for key
.
Implementation
List<String>? getMultiValue(K key, {bool ignoreCase = false}) {
var prev = ignoreCase ? getIgnoreCase(key) : get(key);
if (prev == null) return null;
if (prev is String) return [prev];
if (prev is List<String>) return prev;
if (prev is List) {
return prev.where((e) => e != null).map((e) => e.toString()).toList();
}
return null;
}