containsKeyAll method

bool containsKeyAll(
  1. Iterable<Object?> keys
)

Returns true if all keys are included in the keys of Map.

Mapのキーにkeysがすべて含まれている場合trueを返します。

Implementation

bool containsKeyAll(Iterable<Object?> keys) {
  return keys.every((element) => containsKey(element));
}