all method

bool all(
  1. bool predicate(
    1. K key,
    2. V value
    )
)

Returns true if all entries satisfy the predicate.

Implementation

bool all(bool Function(K key, V value) predicate) {
  for (var entry in entries) {
    if (!predicate(entry.key, entry.value)) return false;
  }
  return true;
}