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# pg_ping

(PHP 4 >= 4.3.0, PHP 5)

pg_ping -- Ping database connection

## Description

bool pg_ping ( resource connection)

pg_ping() ping database connection, try to reconnect if it is broken. It returns `TRUE` if connection is alive, otherwise `FALSE`.

示範 1.pg_ping() example
`<?php $conn = pg_pconnect("dbname=publisher"); if (!$conn) { echo "An error occured.\n"; exit; } if (!pg_ping($conn)) die("Connection is broken\n"); ?>`

See also pg_connection_status() and pg_connection_reset().

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