PHP 4, PHP 5, PHP 7, PHP 8
pg_port - Return the port number associated with the connection
Code Examples

pg_port( [PgSql\Connection|null$connection = null] ): string

pg_port returns the port number that the given PostgreSQL connection instance is connected to.



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.


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

Return Values

A string containing the port number of the database server the connection is to, or empty string on error.


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.

Example of pg_port

Show all examples for pg_port

PHP Version:

Function pg_port:

PostgreSQL Functions

Most used PHP functions