“Listen - Entfernen” Code-Antworten

Listen - Entfernen

List<String> names = new ArrayList<>(List.of("John Doe", "Jack Doe", "John Smith"));

List<String> johns = new ArrayList<>();
for (String name: names) {
    if (name.startsWith("John")) {
        johns.add(name);
    }
}
names.removeAll(johns);