isKana method

bool isKana (
  1. String input
)

Tests if input consists entirely of kana characters.

The input String cannot be null or empty.

isKana('あ'); // true
isKana('ア'); // true
isKana('あーア'); // true
isKana('A'); // false
isKana('あAア'); // false

Implementation

bool isKana(String input) {
  assert(input != null);
  assert(input.isNotEmpty);

  return input.chars.every(_isCharKana);
}