(PHP 4 >= 4.3.0, PHP 5, PHP 7)
pg_ping — Ping 锟斤拷锟捷匡拷锟斤拷锟斤拷
$connection
) : bool
pg_ping() ping
锟斤拷锟捷匡拷锟斤拷锟接ｏ拷锟斤拷锟斤拷卸锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷印锟斤拷锟斤拷锟斤拷锟斤拷锟节活动状态锟斤拷锟斤拷
TRUE锟斤拷锟斤拷锟津返伙拷 FALSE锟斤拷
Example #1 pg_ping()
<?php
$conn = pg_pconnect ("dbname=publisher");
if (!$conn) {
echo "An error occured.\n";
exit;
}
if (!pg_ping($conn))
die("Connection is broken\n");
?>