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().

警告

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 resource。
8.0.0 connection 现在可为 null。

示例

示例 #1 pg_options() 示例

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

参见