PHP 8.4

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PHP 8.4 documentation tracker

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Status: Open.

#3872 In php/doc-en;

· Girgias opened on Oct 15, 2024

ext/mbstring: fix the version of the character index change, it shipped in 8.3.2

8.4

Status: Open (in progress).

php/doc-ennumber 5797

#5797 In php/doc-en;

· lacatoire opened on Aug 26, 2026

ext/intl: correct the 8.4.0 Error normalization, it only concerns cloning

8.4

Status: Open (in progress).

php/doc-ennumber 5798

#5798 In php/doc-en;

· lacatoire opened on Aug 26, 2026

appendices: note the E_STRICT deprecation (8.4.0), mark T_PROPERTY_C available as of 8.4.0

8.4

Status: Open (in progress).

php/doc-ennumber 5799

#5799 In php/doc-en;

· lacatoire opened on Aug 26, 2026

ext/session: document the 8.4.0 INI deprecations, drop the removed hash_function recommendation

8.4

Status: Open (in progress).

php/doc-ennumber 5800

#5800 In php/doc-en;

· lacatoire opened on Aug 26, 2026