removeWhere abstract method Null safety

void removeWhere(
  1. bool test(
    1. E element
    )
)

Removes all elements of this set that satisfy test.

final characters = <String>{'A', 'B', 'C'};
characters.removeWhere((element) => element.startsWith('B'));
print(characters); // {A, C}

Implementation

void removeWhere(bool test(E element));