预定义常量

下列常量由此扩展定义，且仅在此扩展编译入 PHP 或在运行时动态载入时可用。

The following constants are meant to be used with parse_url() and are available since PHP 5.1.2.

PHP_URL_SCHEME (integer)

PHP_URL_HOST (integer)

PHP_URL_PORT (integer)

PHP_URL_USER (integer)

PHP_URL_PASS (integer)

PHP_URL_PATH (integer)

PHP_URL_QUERY (integer)

PHP_URL_FRAGMENT (integer)

PHP_QUERY_RFC1738 (integer)

PHP_QUERY_RFC3986 (integer)