normalizeKey function
dynamic
normalizeKey(
- dynamic key
Implementation
normalizeKey(dynamic key) {
if (key is num &&
(key == double.nan ||
key == double.infinity ||
key == double.negativeInfinity)) {
return null;
}
if (key is DateTime) {
return key.toIso8601String();
}
if (key is List) {
return key.map((e) => normalizeKey(key));
}
if (key is Map) {
return key
.map((key, value) => MapEntry(normalizeKey(key), normalizeKey(value)));
}
return key;
}