版本历史 PHP 5.4.21

Core:

• Fixed bug #65322 (compile time errors won't trigger auto loading).

CLI server:

• Fixed bug #65633 (built-in server treat some http headers as case-sensitive).

Datetime:

• Fixed bug #64157 (DateTime::createFromFormat() reports confusing error message).

DBA extension:

• Fixed bug #65708 (dba functions cast $key param to string in-place, bypassing copy on write).

Filter:

• Add RFC 6598 IPs to reserved addresses.
• Fixed bug #64441 (FILTER_VALIDATE_URL rejects fully qualified domain names).

IMAP:

• Fixed bug #65721 (configure script broken in 5.5.4 and 5.4.20 when enabling imap).

Standard:

• Fixed bug #61548 (content-type must appear at the end of headers for 201 Location to work in http).

Build system:

• Fixed bug #62396 ('make test' crashes starting with 5.3.14 (missing gzencode())).