This class is meant to be used to validate the data, for instance entered in forms. It supports the detection of multibyte text characters.
The files provided are in EUC-JP format.
It provides following types of validations:
- E-mail addresses
- Only alphabetic character strings
- Only alphanumeric character strings
- Detects strings using a multibyte encoding (Asian character sets)
- Verify whether strings contain only valid Hiragana, Katakana or Kanji characters
- Get length of characters of a text string