isHiragana method

bool isHiragana (
  1. String input
)

Tests if input consists entirely of hiragana characters.

The input String cannot be null or empty.

isHiragana('げーむ'); // true
isHiragana('A'); // false
isHiragana('あア'); // false

Implementation

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

  return input.chars.every(_isCharHiragana);
}