<?xml version="1.0" encoding="utf-8"?>

<sect1 xml:id="migration85.deprecated">

<title>Deprecated Features</title>

<sect2 xml:id="migration85.deprecated.core">

<title>PHP Core</title>

<sect3 xml:id="migration85.deprecated.core.changes-to-user-output-handler">

<title>Changes to user output handler</title>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_4 -->

<simpara>

Trying to produce output (e.g. with <function>echo</function>) within

a user output handler is deprecated.

The deprecation warning will bypass the handler producing the output to

ensure it is visible; if there are nested output handlers the next

one will still be used.

</simpara>

</sect3>

<sect3 xml:id="migration85.deprecated.core.non-canonical-cast-names">

<title>Non-canonical cast names</title>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_non-standard_cast_names -->

<simpara>

Non-canonical cast names <literal>(boolean)</literal>,

<literal>(integer)</literal>, <literal>(double)</literal>,

and <literal>(binary)</literal> have been deprecated,

use <literal>(bool)</literal>, <literal>(int)</literal>,

<literal>(float)</literal>, and <literal>(string)</literal> respectively.

</simpara>

</sect3>

<sect3 xml:id="migration85.deprecated.core.case-statements-with-semicolon">

<title>Terminating case statements with a semicolon</title>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_semicolon_after_case_in_switch_statement -->

<simpara>

Terminating case statements with a semicolon instead of a colon has

been deprecated.

</simpara>

</sect3>

<sect3 xml:id="migration85.deprecated.core.the-backtick-operator">

<title>The backtick operator</title>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_backticks_as_an_alias_for_shell_exec -->

<simpara>

<link linkend="language.operators.execution">The backtick operator</link>

as an alias for <function>shell_exec</function> has been deprecated.

</simpara>

</sect3>

<sect3 xml:id="migration85.deprecated.core.return-null-from-debuginfo">

<title>Returning null from __debugInfo()</title>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_debuginfo_returning_null -->

<simpara>

Returning &null; from

<link linkend="language.oop5.magic.debuginfo">__debugInfo()</link>

has been deprecated. Return an empty array instead.

</simpara>

</sect3>

<sect3 xml:id="migration85.deprecated.core.return-memleaks-ini-directive">

<title>report_memleaks INI directive</title>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_the_report_memleaks_ini_directive -->

<simpara>

The <link linkend="ini.report-memleaks">report_memleaks</link> INI directive

has been deprecated.

</simpara>

</sect3>

<sect3 xml:id="migration85.deprecated.core.constant-redeclaration">

<title>Constant redeclaration</title>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_constant_redeclaration -->

<simpara>

Constant redeclaration has been deprecated.

Note that this already generated a warning and will continue to do so.

</simpara>

</sect3>

<sect3 xml:id="migration85.deprecated.core.closure-binding-issues">

<title>Closure binding issues</title>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_closure_binding_issues -->

<para>

The following closure binding issues, which already emit an

<constant>E_WARNING</constant>, are now deprecated:

<simplelist>

<member>Binding an instance to a static closure.</member>

<member>Binding methods to objects that are not instances of the class

(or subclass) that the method is defined.</member>

<member>Unbinding $this from a method.</member>

<member>Unbinding $this from a closure that uses `$this`.</member>

<member>Binding a closure to the scope of an internal class.</member>

<member>Rebinding the scope of a closure created from a function or method.</member>

</simplelist>

</para>

</sect3>

<sect3 xml:id="migration85.deprecated.core.sleep-and-wakeup-magic-methods">

<title>__sleep() and __wakeup() magic methods</title>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_the_sleep_and_wakeup_magic_methods -->

<!-- RFC: https://wiki.php.net/rfc/soft-deprecate-sleep-wakeup -->

<simpara>

The <link linkend="object.sleep">__sleep()</link> and

<link linkend="object.wakeup">__wakeup()</link> magic methods

have been soft-deprecated.

The <link linkend="object.serialize">__serialize()</link> and

<link linkend="object.unserialize">__unserialize()</link> magic

methods should be used instead, or at the same time if compatibility

with PHP 7 is required.

</simpara>

</sect3>

<sect3 xml:id="migration85.deprecated.core.using-null-as-an-array-offset">

<title>Using null as an array offset</title>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_using_values_null_as_an_array_offset_and_when_calling_array_key_exists -->

<simpara>

Using &null; as an array offset or when calling <function>array_key_exists</function>

is now deprecated. Instead an empty string should be used.

</simpara>

</sect3>

<sect3 xml:id="migration85.deprecated.core.incrementing-non-numeric-strings">

<title>Incrementing non-numeric strings</title>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#enact_follow-up_phase_of_the_path_to_saner_incrementdecrement_operators_rfc -->

<simpara>

Incrementing non-numeric strings is now deprecated.

Instead the <function>str_increment</function> function should be used.

</simpara>

</sect3>

<sect3 xml:id="migration85.deprecated.core.register-argc-argv-directive">

<title>register_argc_argv INI directive</title>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_the_register_argc_argv_ini_directive -->

<simpara>

Deriving <code>$_SERVER['argc']</code> and <code>$_SERVER['argv']</code>

from the query string for non-CLI SAPIs has been deprecated.

Configure <literal>register_argc_argv=0</literal> and switch to either

<varname>$_GET</varname> or <code>$_SERVER['QUERY_STRING']</code>

to access the information, after verifying that the usage is safe.

</simpara>

</sect3>

</sect2>

<sect2 xml:id="migration85.deprecated.curl">

<title>cURL</title>

<simpara>

The <function>curl_close</function> function has been deprecated,

as <classname>CurlHandle</classname> objects are freed automatically.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_curl_close -->

</simpara>

<simpara>

The <function>curl_share_close</function> function has been deprecated,

as <classname>CurlShareHandle</classname> objects are freed automatically.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_curl_share_close -->

</simpara>

</sect2>

<sect2 xml:id="migration85.deprecated.date">

<title>Date</title>

<simpara>

The <constant>DATE_RFC7231</constant> and

<constant>DateTimeInterface::RFC7231</constant> constants have been deprecated.

This is because the associated timezone is ignored and always uses GMT.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_date_rfc7231_and_datetimeinterfacerfc7231 -->

</simpara>

</sect2>

<sect2 xml:id="migration85.deprecated.fileinfo">

<title>FileInfo</title>

<simpara>

The <function>finfo_close</function> function has been deprecated.

As <classname>finfo</classname> objects are freed automatically.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_finfo_close -->

</simpara>

<simpara>

The <parameter>$context</parameter> parameter of the

<function>finfo_buffer</function> function has been deprecated

as it is ignored.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_the_context_parameter_for_finfo_buffer -->

</simpara>

</sect2>

<sect2 xml:id="migration85.deprecated.gd">

<title>GD</title>

<simpara>

The <function>imagedestroy</function> function has been deprecated,

as <classname>GdImage</classname> objects are freed automatically.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_imagedestroy -->

</simpara>

</sect2>

<sect2 xml:id="migration85.deprecated.hash">

<title>Hash</title>

<simpara>

The <constant>MHASH_<replaceable>*</replaceable></constant> constants have

been deprecated.

</simpara>

</sect2>

<sect2 xml:id="migration85.deprecated.intl">

<title>Intl</title>

<simpara>

The <link linkend="ini.intl.error-level">intl.error_level</link> INI setting

has been deprecated.

Errors should either be checked manually or exceptions should be enabled by

using the <link linkend="ini.intl.use-exceptions">intl.use_exceptions</link>

INI setting.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_intlerror_level_ini_setting -->

</simpara>

</sect2>

<sect2 xml:id="migration85.deprecated.ldap">

<title>LDAP</title>

<para>

Specific Oracle Instant Client calls and constants have been deprecated.

List of affected calls:

<simplelist>

<member><function>ldap_connect</function> with wallet support</member>

<member><function>ldap_connect_wallet</function></member>

</simplelist>

List of affected constants:

<simplelist>

<member><constant>GSLC_SSL_NO_UATH</constant></member>

<member><constant>GSLC_SSL_ONEWAY_UATH</constant></member>

<member><constant>GSLC_SSL_TWOWAY_UATH</constant></member>

</simplelist>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_building_ext_ldap_against_oracle_ldap -->

</para>

</sect2>

<sect2 xml:id="migration85.deprecated.mysqli">

<title>MySQLi</title>

<simpara>

The <function>mysqli_execute</function> alias function has been deprecated.

Use <function>mysqli_stmt_execute</function> instead.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#formally_deprecate_mysqli_execute -->

</simpara>

</sect2>

<sect2 xml:id="migration85.deprecated.openssl">

<title>OpenSSL</title>

<simpara>

The <parameter>$key_length</parameter> parameter for

<function>openssl_pkey_derive</function> has been deprecated.

This is because it is either ignored, or truncates the key, which can be

a security vulnerability.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_key_length_parameter_of_openssl_pkey_derive -->

</simpara>

</sect2>

<sect2 xml:id="migration85.deprecated.pdo">

<title>PDO</title>

<simpara>

The <literal>"uri:"</literal> DSN scheme has been deprecated due to security concerns with

DSNs coming from remote URIs.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_pdo_s_urischeme -->

</simpara>

<para>

Driver specific constants in the PDO class have been deprecated.

List of affected constants and their replacement:

<simplelist>

<member><constant>PDO::DBLIB_ATTR_CONNECTION_TIMEOUT</constant> => <constant>Pdo\Dblib::ATTR_CONNECTION_TIMEOUT</constant></member>

<member><constant>PDO::DBLIB_ATTR_QUERY_TIMEOUT</constant> => <constant>Pdo\Dblib::ATTR_QUERY_TIMEOUT</constant></member>

<member><constant>PDO::DBLIB_ATTR_STRINGIFY_UNIQUEIDENTIFIER</constant> => <constant>Pdo\Dblib::ATTR_STRINGIFY_UNIQUEIDENTIFIER</constant></member>

<member><constant>PDO::DBLIB_ATTR_VERSION</constant> => <constant>Pdo\Dblib::ATTR_VERSION</constant></member>

<member><constant>PDO::DBLIB_ATTR_TDS_VERSION</constant> => <constant>Pdo\Dblib::ATTR_TDS_VERSION</constant></member>

<member><constant>PDO::DBLIB_ATTR_SKIP_EMPTY_ROWSETS</constant> => <constant>Pdo\Dblib::ATTR_SKIP_EMPTY_ROWSETS</constant></member>

<member><constant>PDO::DBLIB_ATTR_DATETIME_CONVERT</constant> => <constant>Pdo\Dblib::ATTR_DATETIME_CONVERT</constant></member>

<member><constant>PDO::FB_ATTR_DATE_FORMAT</constant> => <constant>Pdo\Firebird::ATTR_DATE_FORMAT</constant></member>

<member><constant>PDO::FB_ATTR_TIME_FORMAT</constant> => <constant>Pdo\Firebird::ATTR_TIME_FORMAT</constant></member>

<member><constant>PDO::FB_ATTR_TIMESTAMP_FORMAT</constant> => <constant>Pdo\Firebird::ATTR_TIMESTAMP_FORMAT</constant></member>

<member><constant>PDO::MYSQL_ATTR_USE_BUFFERED_QUERY</constant> => <constant>Pdo\Mysql::ATTR_USE_BUFFERED_QUERY</constant></member>

<member><constant>PDO::MYSQL_ATTR_LOCAL_INFILE</constant> => <constant>Pdo\Mysql::ATTR_LOCAL_INFILE</constant></member>

<member><constant>PDO::MYSQL_ATTR_LOCAL_INFILE_DIRECTORY</constant> => <constant>Pdo\Mysql::ATTR_LOCAL_INFILE_DIRECTORY</constant></member>

<member><constant>PDO::MYSQL_ATTR_INIT_COMMAND</constant> => <constant>Pdo\Mysql::ATTR_INIT_COMMAND</constant></member>

<member><constant>PDO::MYSQL_ATTR_MAX_BUFFER_SIZE</constant> => <constant>Pdo\Mysql::ATTR_MAX_BUFFER_SIZE</constant></member>

<member><constant>PDO::MYSQL_ATTR_READ_DEFAULT_FILE</constant> => <constant>Pdo\Mysql::ATTR_READ_DEFAULT_FILE</constant></member>

<member><constant>PDO::MYSQL_ATTR_READ_DEFAULT_GROUP</constant> => <constant>Pdo\Mysql::ATTR_READ_DEFAULT_GROUP</constant></member>

<member><constant>PDO::MYSQL_ATTR_COMPRESS</constant> => <constant>Pdo\Mysql::ATTR_COMPRESS</constant></member>

<member><constant>PDO::MYSQL_ATTR_DIRECT_QUERY</constant> => <constant>Pdo\Mysql::ATTR_DIRECT_QUERY</constant></member>

<member><constant>PDO::MYSQL_ATTR_FOUND_ROWS</constant> => <constant>Pdo\Mysql::ATTR_FOUND_ROWS</constant></member>

<member><constant>PDO::MYSQL_ATTR_IGNORE_SPACE</constant> => <constant>Pdo\Mysql::ATTR_IGNORE_SPACE</constant></member>

<member><constant>PDO::MYSQL_ATTR_SSL_KEY</constant> => <constant>Pdo\Mysql::ATTR_SSL_KEY</constant></member>

<member><constant>PDO::MYSQL_ATTR_SSL_CERT</constant> => <constant>Pdo\Mysql::ATTR_SSL_CERT</constant></member>

<member><constant>PDO::MYSQL_ATTR_SSL_CA</constant> => <constant>Pdo\Mysql::ATTR_SSL_CA</constant></member>

<member><constant>PDO::MYSQL_ATTR_SSL_CAPATH</constant> => <constant>Pdo\Mysql::ATTR_SSL_CAPATH</constant></member>

<member><constant>PDO::MYSQL_ATTR_SSL_CIPHER</constant> => <constant>Pdo\Mysql::ATTR_SSL_CIPHER</constant></member>

<member><constant>PDO::MYSQL_ATTR_SSL_VERIFY_SERVER_CERT</constant> => <constant>Pdo\Mysql::ATTR_SSL_VERIFY_SERVER_CERT</constant></member>

<member><constant>PDO::MYSQL_ATTR_SERVER_PUBLIC_KEY</constant> => <constant>Pdo\Mysql::ATTR_SERVER_PUBLIC_KEY</constant></member>

<member><constant>PDO::MYSQL_ATTR_MULTI_STATEMENTS</constant> => <constant>Pdo\Mysql::ATTR_MULTI_STATEMENTS</constant></member>

<member><constant>PDO::ODBC_ATTR_USE_CURSOR_LIBRARY</constant> => <constant>Pdo\Odbc::ATTR_USE_CURSOR_LIBRARY</constant></member>

<member><constant>PDO::ODBC_ATTR_ASSUME_UTF8</constant> => <constant>Pdo\Odbc::ATTR_ASSUME_UTF8</constant></member>

<member><constant>PDO::ODBC_SQL_USE_IF_NEEDED</constant> => <constant>Pdo\Odbc::SQL_USE_IF_NEEDED</constant></member>

<member><constant>PDO::ODBC_SQL_USE_DRIVER</constant> => <constant>Pdo\Odbc::SQL_USE_DRIVER</constant></member>

<member><constant>PDO::ODBC_SQL_USE_ODBC</constant> => <constant>Pdo\Odbc::SQL_USE_ODBC</constant></member>

<member><constant>PDO::PGSQL_ATTR_DISABLE_PREPARES</constant> => <constant>Pdo\Pgsql::ATTR_DISABLE_PREPARES</constant></member>

<member><constant>PDO::SQLITE_ATTR_EXTENDED_RESULT_CODES</constant> => <constant>Pdo\Sqlite::ATTR_EXTENDED_RESULT_CODES</constant></member>

<member><constant>PDO::SQLITE_ATTR_OPEN_FLAGS</constant> => <constant>Pdo\Sqlite::OPEN_FLAGS</constant></member>

<member><constant>PDO::SQLITE_ATTR_READONLY_STATEMENT</constant> => <constant>Pdo\Sqlite::ATTR_READONLY_STATEMENT</constant></member>

<member><constant>PDO::SQLITE_DETERMINISTIC</constant> => <constant>Pdo\Sqlite::DETERMINISTIC</constant></member>

<member><constant>PDO::SQLITE_OPEN_READONLY</constant> => <constant>Pdo\Sqlite::OPEN_READONLY</constant></member>

<member><constant>PDO::SQLITE_OPEN_READWRITE</constant> => <constant>Pdo\Sqlite::OPEN_READWRITE</constant></member>

<member><constant>PDO::SQLITE_OPEN_CREATE</constant> => <constant>Pdo\Sqlite::OPEN_CREATE</constant></member>

</simplelist>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_building_ext_ldap_against_oracle_ldap -->

</para>

<para>

Driver specific methods in the PDO class have been deprecated.

List of affected methods and their replacement:

<simplelist>

<member><methodname>PDO::pgsqlCopyFromArray</methodname> => <methodname>Pdo\Pgsql::copyFromArray</methodname></member>

<member><methodname>PDO::pgsqlCopyFromFile</methodname> => <methodname>Pdo\Pgsql::copyFromFile</methodname></member>

<member><methodname>PDO::pgsqlCopyToArray</methodname> => <methodname>Pdo\Pgsql::copyToArray</methodname></member>

<member><methodname>PDO::pgsqlCopyToFile</methodname> => <methodname>Pdo\Pgsql::copyToFile</methodname></member>

<member><methodname>PDO::pgsqlGetNotify</methodname> => <methodname>Pdo\Pgsql::getNotify</methodname></member>

<member><methodname>PDO::pgsqlGetPid</methodname> => <methodname>Pdo\Pgsql::getPid</methodname></member>

<member><methodname>PDO::pgsqlLOBCreate</methodname> => <methodname>Pdo\Pgsql::lobCreate</methodname></member>

<member><methodname>PDO::pgsqlLOBOpen</methodname> => <methodname>Pdo\Pgsql::lobOpen</methodname></member>

<member><methodname>PDO::pgsqlLOBUnlink</methodname> => <methodname>Pdo\Pgsql::lobUnlink</methodname></member>

<member><methodname>PDO::sqliteCreateAggregate</methodname> => <methodname>Pdo\Sqlite::createAggregate</methodname></member>

<member><methodname>PDO::sqliteCreateCollation</methodname> => <methodname>Pdo\Sqlite::createCollation</methodname></member>

<member><methodname>PDO::sqliteCreateFunction</methodname> => <methodname>Pdo\Sqlite::createFunction</methodname></member>

</simplelist>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_driver_specific_pdo_constants_and_methods -->

</para>

</sect2>

<sect2 xml:id="migration85.deprecated.pdo-pgsql">

<title>PDO_PGSQL</title>

<para>

Constants related to transaction states have been deprecated as this feature is unavailable with PDO:

<simplelist>

<member><constant>PDO::PGSQL_TRANSACTION_IDLE</constant></member>

<member><constant>PDO::PGSQL_TRANSACTION_ACTIVE</constant></member>

<member><constant>PDO::PGSQL_TRANSACTION_INTRANS</constant></member>

<member><constant>PDO::PGSQL_TRANSACTION_INERROR</constant></member>

<member><constant>PDO::PGSQL_TRANSACTION_UNKNOWN</constant></member>

</simplelist>

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#extpdo_deprecations -->

</para>

</sect2>

<sect2 xml:id="migration85.deprecated.reflection">

<title>Reflection</title>

<simpara>

The <code>setAccessible()</code> methods of various Reflection objects have been

deprecated, as those no longer have an effect.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_reflectionsetaccessible -->

</simpara>

<simpara>

Calling <methodname>ReflectionClass::getConstant</methodname> for constants

that do not exist has been deprecated.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_reflectionclassgetconstant_for_missing_constants -->

</simpara>

<simpara>

Calling <methodname>ReflectionProperty::getDefaultValue</methodname> for

properties without default values has been deprecated.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_reflectionpropertygetdefaultvalue_for_properties_without_default_values -->

</simpara>

</sect2>

<sect2 xml:id="migration85.deprecated.spl">

<title>SPL</title>

<simpara>

Unregistering all autoloaders by passing the

<function>spl_autoload_call</function> function as a callback argument to

<function>spl_autoload_unregister</function> has been deprecated.

Instead if this is needed, one should iterate over the return value of

<function>spl_autoload_functions</function> and call

<function>spl_autoload_unregister</function> on each value.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_passing_spl_autoload_call_to_spl_autoload_unregister -->

</simpara>

<simpara>

The <methodname>SplObjectStorage::contains</methodname>,

<methodname>SplObjectStorage::attach</methodname>, and

<methodname>SplObjectStorage::detach</methodname> methods have been deprecated

in favour of <methodname>SplObjectStorage::offsetExists</methodname>,

<methodname>SplObjectStorage::offsetSet</methodname>, and

<methodname>SplObjectStorage::offsetUnset</methodname> respectively.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_splobjectstoragecontains_splobjectstorageattach_and_splobjectstoragedetach -->

</simpara>

<simpara>

Using <classname>ArrayObject</classname> and

<classname>ArrayIterator</classname> with objects has been deprecated.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_arrayobject_and_arrayiterator_with_objects -->

</simpara>

</sect2>

<sect2 xml:id="migration85.deprecated.standard">

<title>Standard</title>

<simpara>

The <function>socket_set_timeout</function> alias function has been deprecated.

Use <function>stream_set_timeout</function> instead.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#formally_deprecate_socket_set_timeout -->

</simpara>

<simpara>

Passing &null; to <function>readdir</function>,

<function>rewinddir</function>, and <function>closedir</function>

to use the last opened directory has been deprecated.

Provide the last opened directory explicitly instead.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_passing_null_to_readdir_rewinddir_and_closedir -->

</simpara>

<simpara>

Passing integers outside the interval <literal>[0, 255]</literal> to <function>chr</function>

is now deprecated.

This is because a byte can only hold a value within this interval.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_passing_integers_outside_the_interval_0_255_to_chr -->

</simpara>

<simpara>

Passing a string which is not a single byte to <function>ord</function>

is now deprecated, this is indicative of a bug.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_passing_string_which_are_not_one_byte_long_to_ord -->

</simpara>

<simpara>

The locally predefined variable

<link linkend="reserved.variables.httpresponseheader">$http_response_header</link>

is deprecated. Instead one should call the

<function>http_get_last_response_headers</function> function.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_the_http_response_header_predefined_variable -->

</simpara>

</sect2>

<sect2 xml:id="migration85.deprecated.xml">

<title>XML</title>

<simpara>

The <function>xml_parser_free</function> function has been deprecated,

as <classname>XMLParser</classname> objects are freed automatically.

<!-- RFC: https://wiki.php.net/rfc/deprecations_php_8_5#deprecate_xml_parser_free -->

</simpara>

</sect2>

</sect1>