| public static countKatakana ( string $str ) : integer | ||
| $str | string | The input string. |
| return | integer | Returns the number of katakana |
public static function countKatakana($str)
{
$matches = array();
return preg_match_all(Helper::PREG_PATTERN_KATAKANA, $str, $matches);
} public function testCountKatakanaWhenSpecialKatakana()
{
$result = Analyzer::countKatakana('㋐㌒㌕');
$this->assertEquals(3, $result);
}
