getMapSortByKey method
Implementation
getMapSortByKey(Map map, bool isAsc) {
myLogAll('getMapSortByKey');
final sortedKeys = SplayTreeMap.from(
map,
(keys1, keys2) => isAsc
? (keys1 ?? '').toString().compareTo((keys2 ?? '').toString())
: (keys2 ?? '').toString().compareTo((keys1 ?? '').toString()));
return sortedKeys;
}