extension/extensions library

Extensions

Iterables on Iterable<E>
Penggunaan testList.groupBy((group)=>group'yang_mau_digrup'); Hasil {zeffry: {id: 1, name: zeffry}, {id: 3, name: zeffry}, jonan: {id: 2, name: jonan}}
StringExtension on String
TimeOfDayExtensionAdd on TimeOfDay
TimeOfDayExtensionSubtract on TimeOfDay