PHP 7.2.0 RC3 发布了。PHP（PHP：Hypertext Preprocessor）是一种在电脑上执行的脚本语言，主要是用途在于处理动态网页，也包含了命令列执行接口（command line interface），或者产生图形使用者接口（GUI）程式。改进日志如下： - Core . Fixed bug #75241 (Null pointer dereference in zend_mm_alloc_small()). (Laruence) . Fixed bug #74878 (Data race in ZTS builds). (Nikita, Dmitry) . Fixed bug #75236 (infinite loop when printing an error-message). (Andrea) . Fixed bug #75252 (Incorrect token formatting on two parse errors in one request). (Nikita) - FPM: . Fixed bug #75212 (php_value acts like php_admin_value). (Remi) - MySQLi: . Fixed bug #75018 (Data corruption when reading fields of bit type). (Anatol) - Opcache: . Fixed bug #75230 (Invalid opcode 49/1/8 using opcache). (Laruence) - PCRE: . Fixed bug ##75223 (PCRE JIT broken in 7.2). (Dmitry) - PDO_mysql: . Fixed bug #75177 (Type 'bit' is fetched as unexpected string). (Anatol) - SPL: . Fixed bug #73629 (SplDoublyLinkedList::setIteratorMode masks intern flags). (J. Jeising, cmb) 下载地址： https://downloads.php.net/~remi/ PHP 7.2.0 RC3 发布，bug 修复版本下载地址
