Fix a subtle logic error

Use str_starts_with/str_ends_with

code style: line breaks

coding style: control flow whitespaces

codestyle adjustments: class declaration braces

Apply rector fixes to inc/Utf8

try utf8_decode last

utf8_decode has been deprecated with PHP 8.2 so we now only use it when
no other mechanisms (mbstring and intl) are available

guard against unset parameters

Many string function will throw a deprecation warning in PHP 8.1 when
null is passed. This adds a few guards in some of our methods (not all,
yet)

ignore snake_case error of substr_replace

We replace original PHP methods here and the original method is in
snake_case, so it makes sense to keep it this way even though that
violates PSR-2

replaced deprecated utf8 functions

For now this uses full qualified namespaces, sensible imports may come
later.

formatting cleanup

also avoids overlong line

Moved all utf8 methods to their own namespaced classes

This doesn't really change much since the old functions are still needed
for compatibility reasons. We may be able to reduce the number of
func

Moved all utf8 methods to their own namespaced classes

This doesn't really change much since the old functions are still needed
for compatibility reasons. We may be able to reduce the number of
functions by checking which ones we really need.

show more ...