PHP（外文名:PHP: Hypertext Preprocessor，中文名：“超文本预处理器”）是一种通用开源脚本语言。语法吸收了C语言、Java和Perl的特点，利于学习，使用广泛，主要适用于Web开发领域。PHP 独特的语法混合了C、Java、Perl以及PHP自创的语法。它可以比CGI或者Perl更快速地执行动态网页。
Version 7.2.15
07 Feb 2019
Core:
Fixed bug #77339 (__callStatic may get incorrect arguments).
Fixed bug #77494 (Disabling class causes segfault on member access).
Fixed bug #77530 (PHP crashes when parsing `(2)::class`).
Curl:
Fixed bug #76675 (Segfault with H2 server push).
GD:
Fixed bug #73281 (imagescale(…, IMG_BILINEAR_FIXED) can cause black border).
Fixed bug #73614 (gdImageFilledArc() doesn't properly draw pies).
Fixed bug #77272 (imagescale() may return image resource on fAIlure).
Fixed bug #77391 (1bpp BMPs may fail to be loaded).
Fixed bug #77479 (imagewbmp() segfaults with very large images).
ldap:
Fixed bug #77440 (ldap_bind using ldaps or ldap_start_tls()=exception in libcrypto-1_1-x64.dll).
Mbstring:
Fixed bug #77454 (mb_scrub() silently truncates after a null byte).
MySQLnd:
Fixed bug #75684 (In mysqlnd_ext_plugin.h the plugin methods family has no external visibility).
Opcache:
Fixed bug #77361 (configure fails on 64-bit AIX when opcache enabled).
OpenSSL:
Fixed bug #77390 (feof might hang on TLS streams in case of fragmented TLS records).
PDO:
Fixed bug #77273 (array_walk_recursive corrupts value types leading to PDO failure).
Sockets:
Fixed bug #76839 (socket_recvfrom may return an invalid 'from' address on MacOS).
Standard:
Fixed bug #77395 (segfault about array_multisort).
Fixed bug #77439 (parse_str segfaults when inserting item into existing array).
Version 7.3.2
07 Feb 2019
Core:
Fixed bug #77369 (memcpy with negative length via crafted DNS response).
Fixed bug #77387 (Recursion detection broken when printing GLOBALS).
Fixed bug #77376 ("undefined function" message no longer includes namespace).
Fixed bug #77357 (base64_encode / base64_decode doest not work on nested VM).
Fixed bug #77339 (__callStatic may get incorrect arguments).
Fixed bug #77317 (__DIR__, __FILE__, realpath() reveal physical path for subst virtual drive).
Fixed bug #77263 (Segfault when using 2 RecursiveFilterIterator).
Fixed bug #77447 (PHP 7.3 built with ASAN crashes in zend_cpu_supports_avx2).
Fixed bug #77484 (Zend engine crashes when calling realpath in invalid working dir).
Curl:
Fixed bug #76675 (Segfault with H2 server push).
Fileinfo:
Fixed bug #77346 (webm files incorrectly detected as application/octet-stream).
FPM:
Fixed bug #77430 (php-fpm crashes with Main process exited, code=dumped, status=11/SEGV).
GD:
Fixed bug #73281 (imagescale(…, IMG_BILINEAR_FIXED) can cause black border).
Fixed bug #73614 (gdImageFilledArc() doesn't properly draw pies).
Fixed bug #77272 (imagescale() may return image resource on failure).
Fixed bug #77391 (1bpp BMPs may fail to be loaded).
Fixed bug #77479 (imagewbmp() segfaults with very large images).
ldap:
Fixed bug #77440 (ldap_bind using ldaps or ldap_start_tls()=exception in libcrypto-1_1-x64.dll).
Mbstring:
Fixed bug #77428 (mb_ereg_replace() doesn't replace a substitution variable).
Fixed bug #77454 (mb_scrub() silently truncates after a null byte).
MySQLnd:
Fixed bug #77308 (Unbuffered queries memory leak).
Fixed bug #75684 (In mysqlnd_ext_plugin.h the plugin methods family has no external visibility).
Opcache:
Fixed bug #77266 (Assertion failed in dce_live_ranges).
Fixed bug #77257 (value of variable assigned in a Switch() construct gets lost).
Fixed bug #77434 (php-fpm workers are segfaulting in zend_gc_addre).
Fixed bug #77361 (configure fails on 64-bit AIX when opcache enabled).
Fixed bug #77287 (Opcache literal compaction is incompatible with EXT opcodes).
PCRE:
Fixed bug #77338 (get_browser with empty string).
PDO:
Fixed bug #77273 (array_walk_recursive corrupts value types leading to PDO failure).
PDO MySQL:
Fixed bug #77289 (PDO MySQL segfaults with persistent connection).
SOAP:
Fixed bug #77410 (Segmentation Fault when executing method with an empty parameter).
Sockets:
Fixed bug #76839 (socket_recvfrom may return an invalid 'from' address on MacOS).
SPL:
Fixed bug #77298 (segfault occurs when add property to unserialized empty ArrayObject).
Standard:
Fixed bug #77395 (segfault about array_multisort).
Fixed bug #77439 (parse_str segfaults when inserting item into existing array).
更新日志：http://www.php.net/ChangeLog-7.php
下载地址：http://www.php.net/download
