| ⇢ | A | Characters added |
| ⇢ | A | Validation::charactersMethods() added | |
| ⇢ | A | Characters::__construct() added | |
| ⇢ | A | Characters::getLangsRegex() added | |
| ⇢ | A | Characters::languagesArray() added | |
| ⇢ | A | Characters::formatCharsViaComma() added | |
| ⇢ | A | Characters::isLangsAnArray() added | |
| ⇢ | A | Validation::charactersFormatCharsMsg() added | |
| ⇢ | A | Characters::canCharsSeparateViaComma() added | |
| ⇢ | A | Validation::charactersBetween() added | |
| ⇢ | A | Characters::setLanguages() added | |
| ⋮ | view more | ||
| F | ↗ | B | Validation::characters() improved |
| A | ↛ | Validation::languages() removed | |