| public static split ( string $str, integer $length = 1, boolean $yoon = false ) : array | ||
| $str | string | The string to split. |
| $length | integer | (optional) Define an optional substring length. Default to 1. |
| $yoon | boolean | (optional) Whether considering the base syllable and the following yoon character as a single character or not Default to false. |
| Résultat | array | An array of strings. |
public static function split($str, $length = 1, $yoon = false)
{
// First split the given string into single characters ; default and
// most common case.
$chrs = preg_split("//u", $str, 0, PREG_SPLIT_NO_EMPTY);
if ($length === 1 && !$yoon) {
return $chrs;
}
// ... handle cases where length != 1
$str_length = count($chrs);
$concatChrs = array();
for ($i = 0, $j = -1, $k = -1; $i < $str_length; $i++) {
// With yoon set to TRUE, consider the base syllable and the yoon
// character as a single character.
$skip = false;
$k++;
if ($yoon && preg_match(self::PREG_PATTERN_KANA_YOON, $chrs[$i])) {
$skip = true;
$k--;
}
if (!$skip && $k % $length === 0) {
$j++;
$concatChrs[$j] = $chrs[$i];
} else {
$concatChrs[$j] .= $chrs[$i];
}
}
return $concatChrs;
} public function testSplitSequenceOfCharacters()
{
$result = Helper::split($this->mixCharacters);
$this->assertSame(array('今', '日', '、', 'J', 'o', 'o', '「', 'ジ', 'ョ', 'オ', '」', 'は', '学', '校', 'に', 'い', 'ま', 'す', '。'), $result);
}
