# pg_ping

(PHP 4 >= 4.3.0, PHP 5, PHP 7)

pg_ping — Ping database connection

### Description

pg_ping ([ resource `$connection` ] ) : bool

pg_ping() pings a database connection and tries to reconnect it if it is broken.

### 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 `TRUE` on success or `FALSE` on failure.

### Examples

Example #1 pg_ping() example

`<?php
$conn = pg_pconnect("dbname=publisher");
if (!$conn) {
echo "An error occurred.\n";
exit;
}
if (!pg_ping($conn))
die("Connection is broken\n");
?>`

### See Also

- pg_connection_status() - Get connection status
- pg_connection_reset() - Reset connection (reconnect)