php man page for pg_ping

PG_PING(3)																PG_PING(3)

pg_ping - Ping database connection

SYNOPSIS
       bool pg_ping ([resource	$connection])

DESCRIPTION
       pg_ping(3) pings a database connection and tries to reconnect it if it is broken.

PARAMETERS
	      o $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(3) or pg_pconnect(3).

RETURN VALUES
	Returns TRUE on success or FALSE on failure.

EXAMPLES
       Example #1

	      pg_ping(3) example

	      <?php
	      $conn = pg_pconnect("dbname=publisher");
	      if (!$conn) {
		echo "An error occurred.
";
		exit;
	      }

	      if (!pg_ping($conn))
		die("Connection is broken
");
	      ?>

SEE ALSO
       pg_connection_status(3), pg_connection_reset(3).

PHP Documentation Group 														PG_PING(3)