firstWhereOrNull method

T? firstWhereOrNull(
  1. bool test(
    1. T
    )
)

Returns the first element that satisfies test, or null if none does.

[1, 2, 3].firstWhereOrNull((e) => e > 5);  // null
[1, 2, 3].firstWhereOrNull((e) => e > 2);  // 3

Implementation

T? firstWhereOrNull(bool Function(T) test) {
  for (final element in this) {
    if (test(element)) return element;
  }
  return null;
}