内核预定义常量
描述
这些常量在 PHP 的内核中定义。它包含 PHP、Zend 引擎和 SAPI 模块。
- PHP_VERSION (string)
- PHP_OS (string)
- DEFAULT_INCLUDE_PATH (string)
- PEAR_INSTALL_DIR (string)
- PEAR_EXTENSION_DIR (string)
- PHP_EXTENSION_DIR (string)
- PHP_BINDIR (string)
- PHP_LIBDIR (string)
- PHP_DATADIR (string)
- PHP_SYSCONFDIR (string)
- PHP_LOCALSTATEDIR (string)
- PHP_CONFIG_FILE_PATH (string)
- PHP_OUTPUT_HANDLER_START (integer)
- PHP_OUTPUT_HANDLER_CONT (integer)
- PHP_OUTPUT_HANDLER_END (integer)
- E_ERROR (integer)
- E_WARNING (integer)
- E_PARSE (integer)
- E_NOTICE (integer)
- E_CORE_ERROR (integer)
- E_CORE_WARNING (integer)
- E_COMPILE_ERROR (integer)
- E_COMPILE_WARNING (integer)
- E_USER_ERROR (integer)
- E_USER_WARNING (integer)
- E_USER_NOTICE (integer)
- E_ALL (integer)