pg_options

(PHP 4, PHP 5, PHP 7, PHP 8)

pg_options — 获得和 connection 相关的选项

说明

pg_options(?PgSql\Connection $connection = null): string

pg_options() 将返回字符串，包含指定 PostgreSQL connection 实例的特定选项。

参数

connection

An PgSql\Connection instance. When connection is null, the default connection is used. The default connection is the last connection made by pg_connect() or pg_pconnect().

Warning

As of PHP 8.1.0, using the default connection is deprecated.

返回值

包含 connection 选项的 string。

更新日志

版本 说明
8.1.0 现在 connection 参数接受 PgSql\Connection 实例，之前接受 资源(resource)。
8.0.0 connection 现在可为 null。

示例

Example #1 pg_options() 示例

<?php
$pgsql_conn = pg_connect("dbname=mark host=localhost");
echo pg_options($pgsql_conn);
?>

参见