public static function Unicode::caseFlip in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/lib/Drupal/Component/Utility/Unicode.php \Drupal\Component\Utility\Unicode::caseFlip()
Flip U+C0-U+DE to U+E0-U+FD and back. Can be used as preg_replace callback.
Parameters
array $matches: An array of matches by preg_replace_callback().
Return value
string The flipped text.
File
- core/
lib/ Drupal/ Component/ Utility/ Unicode.php, line 662 - Contains \Drupal\Component\Utility\Unicode.
Class
- Unicode
- Provides Unicode-related conversions and operations.
Namespace
Drupal\Component\UtilityCode
public static function caseFlip($matches) {
return $matches[0][0] . chr(ord($matches[0][1]) ^ 32);
}