Close GH-16659: Bump ICU requirement to ICU >= 57.1

This requirements bump should rarely affect anybody in practice. All
major distros already ship more recent ICU versions, and even fo

Close GH-16659: Bump ICU requirement to ICU >= 57.1

This requirements bump should rarely affect anybody in practice. All
major distros already ship more recent ICU versions, and even for
Solaris 11, ICU 57.1 is available via OpenCSW. Note that ICU 57.1 has
been released on 2016-03-23[1].

[1] <https://icu.unicode.org/download/57>

Closes GH-16688.

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Replace `@deprecated` by `#[\Deprecated]` for internal functions / class constants (#14750)

Co-authored-by: Gina Peter Banyard <girgias@php.net>
Co-authored-by: Niels Dossche <7771979+ni

Replace `@deprecated` by `#[\Deprecated]` for internal functions / class constants (#14750)

Co-authored-by: Gina Peter Banyard <girgias@php.net>
Co-authored-by: Niels Dossche <7771979+nielsdos@users.noreply.github.com>

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Add grapheme_str_split function

I noticed that PHP does not have a grapheme cluster based str_split function.
So I created the grapheme_str_split function.

This feature will all

Add grapheme_str_split function

I noticed that PHP does not have a grapheme cluster based str_split function.
So I created the grapheme_str_split function.

This feature will allow you to correctly handle emoji
and variable selectors.

Co-authored-by: Ayesh Karunaratne <Ayesh@users.noreply.github.com>

Close GH-13580

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Declare the missing true return types (#13709)

ext/intl: Refactor ResourceBundle get and dimension access (#13503)

ext/intl: Timezone::getIanaID method addition.

returns the primary IANA zone ID from the provided timezone ID.
Most of the time, timezone ID==IANA ID.
available from icu >= 74.

ext/intl: Timezone::getIanaID method addition.

returns the primary IANA zone ID from the provided timezone ID.
Most of the time, timezone ID==IANA ID.
available from icu >= 74.

Close GH-13419.

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Calling IntlGregorianCalendar::__construct() with more than 2 arguments and intlgregcal_create_instance()

Deprecate calling IntlCalendar::set() with more than 2 arguments and intlcal_set()

Narrow bool return types to true when possible

ext/intl: dateformatter settimezone changes on success, returning true like setcalendar.

Closes GH-10790

Declare ext/intl constants in stubs - part 14 (#9387)

Declare ext/intl constants in stubs - part 2 (#9219)

Add more specific array return type hints for various extensions - part 2

ext/ftp, ext/gmp, ext/intl

Closes GH-7433

Merge branch 'PHP-8.0' into PHP-8.1

* PHP-8.0:
Fix default value of $flags in idn_to_ascii() and idn_to_utf8()

Fix default value of $flags in idn_to_ascii() and idn_to_utf8()

Merge branch 'PHP-8.0'

* PHP-8.0:
Declare a few missing function return types

Declare a few missing function return types

Closes GH-7395

Remove null return type from msgfmt_parse_message()

This doesn't seem to possible. Only false is returned on failure.

Backport some intl stub changes from master

While we're not sure under what circumstances they would fail,
they're fallible on the implementation level.

Eliminate null return value for Normalizer::normalize()

One error condition was returning null instead of false. Adjust
the implementation to look the same way as the exact same check

Eliminate null return value for Normalizer::normalize()

One error condition was returning null instead of false. Adjust
the implementation to look the same way as the exact same check
a few lines below.

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Declare tentative return types for ext/intl (#6986)

Make date/time type arguments of IntlDateFormatter ctor optional

Default them to IntlDateFormatter:FULL, which has value 0, which
was what you would get if you passed null to these argum

Make date/time type arguments of IntlDateFormatter ctor optional

Default them to IntlDateFormatter:FULL, which has value 0, which
was what you would get if you passed null to these arguments in
weak typing mode. The documentation called this ICU's default
date/time type.

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Add missing classes to stubs

Merge branch 'PHP-8.0'

* PHP-8.0:
Use E_ERROR to report arginfo/zpp mismatch
Make NumberFormatter ctor $pattern nullable
Make IntlDateFormatter ctor $pattern nullable

Make NumberFormatter ctor $pattern nullable

Whether the pattern is needed depends on the used style. If no
pattern is needed, null is a more sensible value than an empty
string.

Make NumberFormatter ctor $pattern nullable

Whether the pattern is needed depends on the used style. If no
pattern is needed, null is a more sensible value than an empty
string.

fixup

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