PHP: Hypertext Preprocessor (original) (raw)
pg_dbname
(PHP 4, PHP 5, PHP 7, PHP 8)
pg_dbname — Get the database name
Description
Parameters
connection
An PgSql\Connection instance. When connection is [null](reserved.constants.php#constant.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 ?>
Found A Problem?
mark at redbrick dot dcu dot ie ¶
22 years ago
`This function is as simple as it sounds, it returns the name of the database your are currently connected to on the handle retrieved from a pg_connect() call.
\n"; } else { print pg_last_error($pgsql_conn); exit; } ?>[mark@prodigy][*][~/public_html/php]>>>php pg_dbname.php
Content-type: text/html
X-Powered-By: PHP/4.3.1
Successfully connected to database: mark on localhost
Again this function is much more useful when you are changing which database you are connected to in your program.
Regards, --mark
`