| ⇢ | B | Punycode added |
| ⇢ | C | Punycode::encodePart() added | |
| ⇢ | B | Punycode::decodePart() added | |
| ⇢ | B | Punycode::decode() added | |
| ⇢ | B | Subs.php ➔ iri_to_url() added | |
| ⇢ | A | Punycode::charToCodePoint() added | |
| ⇢ | A | Punycode::codePointToChar() added | |
| ⇢ | A | Punycode::encode() added | |
| ⇢ | A | Punycode::listCodePoints() added | |
| ⇢ | A | Subs.php ➔ url_to_iri() added | |
| ⇢ | A | Punycode::adapt() added | |
| ⋮ | view more | ||
| D | ↗ | C | Subs.php ➔ set_tld_regex() improved |