abs method
Returns a new list consisting of the absolute value of
the elements of this
.
Implementation
List<num> abs() {
if (this is List<int>) {
return List<int>.generate(length, (i) => (this[i] as int).abs());
} else if (this is List<double>) {
return List<double>.generate(length, (i) => (this[i] as double).abs());
} else {
return List<num>.generate(length, (i) => this[i].abs());
}
}