flutter list dynamic to list int
List<dynamic> dynList = [1,2,3,4,5];
List<int> intList = dynList.cast<int>();flutter list dynamic to list int
List<dynamic> dynList = [1,2,3,4,5];
List<int> intList = dynList.cast<int>();create a int list dart
// a simple a.to(b) solution:
extension RangeExtension on int {
List<int> to(int maxInclusive) =>
[for (int i = this; i <= maxInclusive; i++) i];
}
// or with optional step:
extension RangeExtension on int {
List<int> to(int maxInclusive, {int step = 1}) =>
[for (int i = this; i <= maxInclusive; i += step) i];
}
// use the last one like this:
void main() {
// [5, 8, 11, 14, 17, 20, 23, 26, 29, 32, 35, 38, 41, 44, 47, 50]
print(5.to(50, step: 3));
}Copyright © 2021 Codeinu
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