# pg_version

(PHP 5)

pg_version — Returns an array with client, protocol and server version (when available)

### Description

array pg_version ([ resource `$connection` ] )

pg_version() returns an array with the client, protocol and server version. Protocol and server versions are only available if PHP was compiled with PostgreSQL 7.4 or later.

For more detailed server information, use pg_parameter_status().

### Parameters

`connection`

  PostgreSQL database connection resource. When `connection` is not present, the default connection is used. The default connection is the last connection made by pg_connect() or pg_pconnect().

### Return Values

Returns an array with client, protocol and server_version keys and values (if available). Returns `FALSE` on error or invalid connection.

### Examples

Example#1 pg_version() example

`<?php
$dbconn = pg_connect("host=localhost port=5432 dbname=mary")
or die("Could not connect");
$v = pg_version($dbconn);
echo $v['client'];
?>`

The above example will output:

    7.4

### See Also

- pg_parameter_status()