Deleplace

void main() {
  var data = [0.06, 0.82, -0.01, -0.34, -0.55];
  
  var s = data.map((v) => v * v).reduce((sum, v) => sum + v);
  
  print(s);
}

Deleplace

void main() {
  var items = ["a", "b", "b", "aaa", "c", "a", "d"];
  print('items has ${items.length} elements');
  
  var c = items.toSet().length;
  print('items has ${c} distinct elements');
}

Deleplace

void main() {
  var x = new Set<String>();
  x.add("foo");
  x.add("bar");
  
  var e = "baz";
  x.add(e);

  print(x);
}

Deleplace

void main() {
  var x = new Set<String>();
  x.add("foo");
  x.add("bar");
  x.add("baz");

  print(x);
}

Deleplace

void main() {
  var x = new Set<String>();
  x.add("foo");

  {
    var e = "foo";
    var b = x.contains(e);
    print('x contains ${e}: ${b}');
  }
  {

Deleplace

void main() {
  var a = "Hello";
  var b = " Universe";

  var s = a + b;

  print(s);
}

Deleplace

void main() {
  var a = "Hello";
  var b = " Universe";

  var s = '$a$b';

  print(s);
}

Deleplace

main() {
  var data = ["Hello", "the", "world", "ham", "Tower", "WASP"];
  
  data.sort((a, b) => a.toUpperCase().compareTo(b.toUpperCase()));
  
  print(data);
}

Deleplace

main() {
  var items = ["foo", "bar"];
  
  print(items.any((element) => element == "baz")
    ? "found it"
    : "did not find it");
  
  items = ["foo", "bar", "baz"];
  
  print(items.any((element) => element == "baz")

Deleplace

main() {
  var items = ["a", "b", "c"];
  
  items.removeLast();
  
  print(items);
}