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PHP 8.5 migration guide #4906

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36c3aa7
PHP 8.5 migration guide (WIP)
mumumu Oct 7, 2025
6ebc73a
[WIP] added many entries to new-features.xml
mumumu Oct 8, 2025
6ed8dda
[new-features] some more markup tweaks
mumumu Oct 9, 2025
2bda1b8
added windows-support.xml
mumumu Oct 9, 2025
f5563f8
[new-features.xml] added code comment
mumumu Oct 9, 2025
53691ed
[incompatible.xml] added more details
mumumu Oct 10, 2025
1821c08
fixed trailing whitespace
mumumu Oct 10, 2025
999de67
line length fix.
mumumu Oct 12, 2025
8d58d7e
added deprecated.xml
mumumu Oct 12, 2025
5ce1ccf
uncomment deprecated.xml
mumumu Oct 12, 2025
3baac18
deleted superfluous comment
mumumu Oct 12, 2025
5a2a157
[WIP] other-changes.xml template
mumumu Oct 12, 2025
c0b29d2
[other-changes.xml] completed.
mumumu Oct 12, 2025
46ad7d6
added Closure and first class callables link
mumumu Oct 14, 2025
51ee8ef
clearify "compipe-time non-class constants".
mumumu Oct 14, 2025
2117e36
added class.curlsharepersistenthandle link
mumumu Oct 17, 2025
3bcc889
deleted duplicate entry
mumumu Oct 17, 2025
3dd2688
deleted invalid new functions entry (curl_multi_add_handle)
mumumu Oct 18, 2025
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55 changes: 55 additions & 0 deletions appendices/migration85.xml
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<?xml version="1.0" encoding="utf-8"?>
<appendix xml:id="migration85" xmlns="http://docbook.org/ns/docbook">
<title>Migrating from PHP 8.4.x to PHP 8.5.x</title>

<para>
This new minor version brings with it a number of
<link linkend="migration85.new-features">new features</link> and a
<link linkend="migration85.incompatible">few incompatibilities</link>
that should be tested for before switching PHP versions in production
environments.
</para>

<para>
&manual.migration.seealso;
<link linkend="migration71">7.1.x</link>,
<link linkend="migration72">7.2.x</link>,
<link linkend="migration73">7.3.x</link>,
<link linkend="migration74">7.4.x</link>,
<link linkend="migration80">8.0.x</link>,
<link linkend="migration81">8.1.x</link>,
<link linkend="migration82">8.2.x</link>.
<link linkend="migration83">8.3.x</link>.
<link linkend="migration84">8.4.x</link>.
</para>

&appendices.migration85.new-features;
&appendices.migration85.new-classes;
&appendices.migration85.new-functions;
&appendices.migration85.constants;
&appendices.migration85.incompatible;
&appendices.migration85.deprecated;
&appendices.migration85.other-changes;
&appendices.migration85.windows-support;

</appendix>
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180 changes: 180 additions & 0 deletions appendices/migration85/constants.xml
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<?xml version="1.0" encoding="utf-8"?>
<sect1 xml:id="migration85.constants">
<title>New Global Constants</title>

<sect2 xml:id="migration85.constants.core">
<title>Core</title>

<simplelist>
<member>
<constant>PHP_BUILD_DATE</constant>
</member>
<member>
<constant>PHP_BUILD_PROVIDER</constant>
</member>
</simplelist>
</sect2>

<sect2 xml:id="migration85.constants.curl">
<title>cURL</title>

<simplelist>
<member>
<constant>CURLINFO_USED_PROXY</constant>
</member>
<member>
<constant>CURLINFO_HTTPAUTH_USED</constant>
</member>
<member>
<constant>CURLINFO_PROXYAUTH_USED</constant>
</member>
<member>
<constant>CURLINFO_CONN_ID</constant>
</member>
<member>
<constant>CURLINFO_QUEUE_TIME_T</constant>
</member>
<member>
<constant>CURLOPT_INFILESIZE_LARGE</constant>
</member>
<member>
<constant>CURLFOLLOW_ALL</constant>
</member>
<member>
<constant>CURLFOLLOW_OBEYCODE</constant>
</member>
<member>
<constant>CURLFOLLOW_FIRSTONLY</constant>
</member>
</simplelist>
</sect2>

<sect2 xml:id="migration85.constants.intl">
<title>Intl</title>

<simplelist>
<member>
<constant>DECIMAL_COMPACT_SHORT</constant>
</member>
<member>
<constant>DECIMAL_COMPACT_LONG</constant>
</member>
</simplelist>
</sect2>

<sect2 xml:id="migration85.constants.openssl">
<title>OpenSSL</title>

<simplelist>
<member><constant>OPENSSL_PKCS1_PSS_PADDING</constant></member>
<member><constant>PKCS7_NOSMIMECAP</constant></member>
<member><constant>PKCS7_CRLFEOL</constant></member>
<member><constant>PKCS7_NOCRL</constant></member>
<member><constant>PKCS7_NO_DUAL_CONTENT</constant></member>
</simplelist>
</sect2>

<sect2 xml:id="migration85.constants.posix">
<title>POSIX</title>

<simplelist>
<member><constant>POSIX_SC_OPEN_MAX</constant></member>
</simplelist>
</sect2>

<sect2 xml:id="migration85.constants.sockets">
<title>Sockets</title>

<simplelist>
<member>
<constant>IPPROTO_ICMP</constant>
</member>
<member>
<constant>IPPROTO_ICMPV6</constant>
</member>
<member>
<constant>TCP_FUNCTION_BLK</constant> (FreeBSD only)
</member>
<member>
<constant>TCP_FUNCTION_ALIAS</constant> (FreeBSD only)
</member>
<member>
<constant>TCP_REUSPORT_LB_NUMA</constant> (FreeBSD only)
</member>
<member>
<constant>TCP_REUSPORT_LB_NUMA_NODOM</constant> (FreeBSD only)
</member>
<member>
<constant>TCP_REUSPORT_LB_NUMA_CURDOM</constant> (FreeBSD only)
</member>
<member>
<constant>TCP_BBR_ALGORITHM</constant> (FreeBSD only)
</member>
<member>
<constant>AF_PACKET</constant> (Linux only)
</member>
<member>
<constant>IP_BINDANY</constant> (FreeBSD/NetBSD/OpenBSD only)
</member>
<member>
<constant>SO_BUSY_POLL</constant> (Linux only)
</member>
<member>
<constant>UDP_SEGMENT</constant> (Linux only)
</member>
<member>
<constant>SHUT_RD</constant>
</member>
<member>
<constant>SHUT_WR</constant>
</member>
<member>
<constant>SHUT_RDWR</constant>
</member>
</simplelist>
</sect2>

<sect2 xml:id="migration85.constants.tokenizer">
<title>Tokenizer</title>
<simplelist>
<member>
<constant>T_VOID_CAST</constant>
</member>
<member>
<constant>T_PIPE</constant>
</member>
</simplelist>
</sect2>

<sect2 xml:id="migration85.constants.standard">
<title>Standard</title>

<simplelist>
<member>
<constant>IMAGETYPE_SVG</constant>
when libxml is loaded.
</member>
</simplelist>
</sect2>

</sect1>
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