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); }