PHP Manual: Get the database name

Description

string pg_dbname(PgSql\Connectionnull $connection = null)

pg_dbname returns the name of the database that the given PostgreSQL connection instance.

Parameters

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.

Return Values

A string containing the name of the database the connection is to.

Changelog

Version	Description
8.1.0	The `connection` parameter expects an PgSql\Connection instance now; previously, a resource was expected.
8.0.0	`connection` is now nullable.

Examples

Example #1 pg_dbname example

<?php
  error_reporting(E_ALL);

  pg_connect("host=localhost port=5432 dbname=mary");
  echo pg_dbname(); // mary
?>